Resources
Climate & Energy Design Data
Climate inputs architects need for envelope and HVAC design — ASHRAE/IECC climate zones, heating and cooling design temperatures, degree-days, and energy-code envelope requirements.
Every envelope and HVAC decision starts with the climate. Before an architect sets insulation levels, glazing performance, or equipment sizing, they need the climate zone the jurisdiction adopts, the outdoor design temperatures the mechanical engineer sizes to, and the prescriptive envelope targets the energy code enforces.
The pages below explain the ASHRAE 169 / IECC climate zone system, what heating and cooling design temperatures mean, and how prescriptive R-values, U-factors, and SHGC limits tighten as zones get colder. Specific values here are typical and illustrative for orientation only — the energy code edition adopted by the authority having jurisdiction (AHJ) and the official ASHRAE design-condition tables are always authoritative for a real project.
Prepared by Harth as generated collection navigation. Evidence and review scope are recorded on each linked page.
United States and general guides
- ASHRAE / IECC Climate Zones Explained (Zones 1–8, A/B/C)
- Heating & Cooling Design Temperatures (99%, 1% / 0.4%)
- IECC Envelope Requirements by Climate Zone
- Climate Design Data Workflow for Albuquerque, NM
- Climate Design Data Workflow for Anchorage, AK
- Climate Design Data Workflow for Atlanta, GA
- Climate Design Data Workflow for Austin, TX
- Climate Design Data Workflow for Boston, MA
- Climate Design Data Workflow for Chicago, IL
- Climate Design Data Workflow for Dallas, TX
- Climate Design Data Workflow for Denver, CO
- Climate Design Data Workflow for Honolulu, HI
- Climate Design Data Workflow for Houston, TX
- Climate Design Data Workflow for Las Vegas, NV
- Climate Design Data Workflow for Los Angeles, CA
- Climate Design Data Workflow for Miami, FL
- Climate Design Data Workflow for Minneapolis, MN
- Climate Design Data Workflow for New York, NY
- Climate Design Data Workflow for Portland, OR
- Climate Design Data Workflow for Salt Lake City, UT
- Climate Design Data Workflow for San Diego, CA
- Climate Design Data Workflow for San Francisco, CA
- Climate Design Data Workflow for Seattle, WA
- Climate Design Data Workflow for Washington, DC
- Climate Design Data Workflow for New Orleans, LA
- Climate Design Data Workflow for Nashville, TN
- Climate Design Data Workflow for Tucson, AZ
- Climate Design Data Workflow for Boise, ID
By country
- Climate & Energy Design Data: Australia (33 pages)
- Climate & Energy Design Data: Canada (36 pages)
- Climate & Energy Design Data: Hong Kong (5 pages)
- Climate & Energy Design Data: India (40 pages)
- Climate & Energy Design Data: Ireland (27 pages)
- Climate & Energy Design Data: Kenya (33 pages)
- Climate & Energy Design Data: Malaysia (27 pages)
- Climate & Energy Design Data: New Zealand (29 pages)
- Climate & Energy Design Data: Nigeria (44 pages)
- Climate & Energy Design Data: Philippines (22 pages)
- Climate & Energy Design Data: South Africa (32 pages)
- Climate & Energy Design Data: United Arab Emirates (18 pages)
- Climate & Energy Design Data: United Kingdom (41 pages)
- ASHRAE / IECC Climate Zones Explained (Zones 1–8, A/B/C)
Understand ASHRAE and IECC climate zones 1–8 and moisture regimes A, B, and C, plus how the designation affects envelope and HVAC decisions.
- Climate & Energy Design Data: Australia
Australia climate & energy design data for architects: 33 city pages covering climate design data, each with a reproducible location record and source path.
- Canadian Climatic Design Data and the National Building Code
How Canadian architects should use NBC climatic tables, NECB climate zones, ECCC CWEEDS/CWEC files and NBC 2025 future design values without mixing sources.
- Climate & Energy Design Data: Canada
Canada climate & energy design data for architects: 36 city pages covering climate design data, each with a reproducible location record and source path.
- Climate Design Data: Aba, Nigeria
Aba, Nigeria climate design data (NASA POWER 2001–2020): annual mean 25.7 °C, monthly max 34.5 °C (February), min 13.5 °C (January), RH 87%; monthly table.
- Climate Design Data: Abeokuta, Nigeria
Abeokuta, Nigeria climate design data (NASA POWER 2001–2020): annual mean 25.7 °C, monthly max 35.5 °C (February), min 11.1 °C (January), RH 86%; monthly table.
- Climate Design Data: Aberdeen, UK
Aberdeen, UK climate design data (NASA POWER 2001–2020): annual mean 9.4 °C, monthly max 22.1 °C (July), min -1.1 °C (March), RH 85%; monthly table.
- Climate Design Data: Aberdeen, Hong Kong
Aberdeen, Hong Kong climate design data (NASA POWER 2001–2020): annual mean 24.1 °C, monthly max 32.0 °C (August), min 7.4 °C (January), RH 83%; monthly table.
- Climate Design Data: Abuja, Nigeria
Abuja, Nigeria climate design data (NASA POWER 2001–2020): annual mean 25.6 °C, monthly max 42.5 °C (April), min 11.9 °C (January), RH 69%; monthly table.
- Climate Design Data: Adelaide Hills, Australia
Adelaide Hills, Australia climate design data (NASA POWER 2001–2020): annual mean 15.9 °C, monthly max 45.1 °C (January), min -0.3 °C (July), RH 65%.
- Climate Design Data: Ado-Ekiti, Nigeria
Ado-Ekiti, Nigeria climate design data (NASA POWER 2001–2020): annual mean 24.6 °C, monthly max 37.9 °C (April), min 11.6 °C (January), RH 84%; monthly table.
- Climate Design Data: Agra, India
Agra, India climate design data (NASA POWER 2001–2020): annual mean 26.5 °C, monthly max 49.0 °C (June), min 0.0 °C (January), RH 44%; monthly table.
- Climate Design Data: Ahmedabad, India
Ahmedabad, India climate design data (NASA POWER 2001–2020): annual mean 27.6 °C, monthly max 48.6 °C (May), min 5.4 °C (February), RH 48%; monthly table.
- Climate Design Data: Ajegunle, Nigeria
Ajegunle, Nigeria climate design data (NASA POWER 2001–2020): annual mean 26.4 °C, monthly max 32.4 °C (April), min 15.2 °C (January), RH 86%; monthly table.
- Climate Design Data: Akure, Nigeria
Akure, Nigeria climate design data (NASA POWER 2001–2020): annual mean 24.6 °C, monthly max 37.9 °C (April), min 11.6 °C (January), RH 84%; monthly table.
- Climate Design Data: Al Ain City, UAE
Al Ain City, UAE climate design data (NASA POWER 2001–2020): annual mean 28.9 °C, monthly max 49.4 °C (June), min 5.9 °C (February), RH 37%; monthly table.
- Climate Design Data: Al Ḩamīdīyah, UAE
Al Ḩamīdīyah, UAE climate design data (NASA POWER 2001–2020): annual mean 28.6 °C, monthly max 46.1 °C (June), min 10.9 °C (February), RH 54%; monthly table.
- Climate Design Data: Al Sajaah, UAE
Al Sajaah, UAE climate design data (NASA POWER 2001–2020): annual mean 28.6 °C, monthly max 46.1 °C (June), min 10.9 °C (February), RH 54%; monthly table.
- Climate Design Data: Al Shamkhah City, UAE
Al Shamkhah City, UAE climate design data (NASA POWER 2001–2020): annual mean 28.7 °C, monthly max 49.1 °C (July), min 6.6 °C (February), RH 47%; monthly table.
- Climate Design Data: Al Warqaa, UAE
Al Warqaa, UAE climate design data (NASA POWER 2001–2020): annual mean 28.7 °C, monthly max 48.7 °C (July), min 7.1 °C (February), RH 46%; monthly table.
- Climate Design Data: Alexandra, South Africa
Alexandra, South Africa climate design data (NASA POWER 2001–2020): annual mean 17.1 °C, monthly max 38.8 °C (January), min -4.8 °C (June), RH 55%.
- Climate Design Data: Alor Setar, Malaysia
Alor Setar, Malaysia climate design data (NASA POWER 2001–2020): annual mean 26.3 °C, monthly max 35.6 °C (May), min 17.8 °C (February), RH 83%; monthly table.
- Climate Design Data: Amritsar, India
Amritsar, India climate design data (NASA POWER 2001–2020): annual mean 25.4 °C, monthly max 50.1 °C (June), min -0.5 °C (January), RH 43%; monthly table.
- Climate Design Data: An Muileann gCearr, Ireland
An Muileann gCearr, Ireland climate design data (NASA POWER 2001–2020): annual mean 9.3 °C, monthly max 26.6 °C (July), min -7.0 °C (January), RH 90%.
- Climate Design Data: Angeles City, Philippines
Angeles City, Philippines climate design data (NASA POWER 2001–2020): annual mean 26.5 °C, monthly max 40.3 °C (May), min 15.7 °C (January), RH 81%.
- Climate Design Data: Antipolo, Philippines
Antipolo, Philippines climate design data (NASA POWER 2001–2020): annual mean 25.8 °C, monthly max 38.0 °C (April), min 16.0 °C (January), RH 85%.
- Climate Design Data: Ar Rāshidīyah, UAE
Ar Rāshidīyah, UAE climate design data (NASA POWER 2001–2020): annual mean 28.7 °C, monthly max 48.7 °C (July), min 7.1 °C (February), RH 46%; monthly table.
- Climate Design Data: Archway, UK
Archway, UK climate design data (NASA POWER 2001–2020): annual mean 10.4 °C, monthly max 34.0 °C (July), min -8.2 °C (January), RH 85%; monthly table.
- Climate Design Data: As Saţwah, UAE
As Saţwah, UAE climate design data (NASA POWER 2001–2020): annual mean 28.2 °C, monthly max 44.6 °C (July), min 11.7 °C (February), RH 58%; monthly table.
- Climate Design Data: Ashburton, New Zealand
Ashburton, New Zealand climate design data (NASA POWER 2001–2020): annual mean 11.9 °C, monthly max 33.4 °C (February), min -0.2 °C (July), RH 77%.
- Climate Design Data: Athi River, Kenya
Athi River, Kenya climate design data (NASA POWER 2001–2020): annual mean 20.1 °C, monthly max 35.6 °C (February), min 8.7 °C (January), RH 66%; monthly table.
- Climate Design Data: Athlone, Ireland
Athlone, Ireland climate design data (NASA POWER 2001–2020): annual mean 9.4 °C, monthly max 27.0 °C (August), min -7.4 °C (December), RH 89%; monthly table.
- Climate Design Data: Athlone, South Africa
Athlone, South Africa climate design data (NASA POWER 2001–2020): annual mean 16.5 °C, monthly max 38.7 °C (February), min 3.9 °C (July), RH 74%; monthly table.
- Climate Design Data: Aurangabad, India
Aurangabad, India climate design data (NASA POWER 2001–2020): annual mean 25.7 °C, monthly max 44.9 °C (May), min 6.5 °C (December), RH 54%; monthly table.
- Climate Design Data: Bacolod City, Philippines
Bacolod City, Philippines climate design data (NASA POWER 2001–2020): annual mean 25.2 °C, monthly max 39.0 °C (May), min 17.1 °C (January), RH 86%.
- Climate Design Data: Balbriggan, Ireland
Balbriggan, Ireland climate design data (NASA POWER 2001–2020): annual mean 10.1 °C, monthly max 24.3 °C (July), min -2.2 °C (February), RH 88%; monthly table.
- Climate Design Data: Ballarat, Australia
Ballarat, Australia climate design data (NASA POWER 2001–2020): annual mean 12.6 °C, monthly max 43.3 °C (February), min -2.5 °C (August), RH 73%.
- Climate Design Data: Ballincollig, Ireland
Ballincollig, Ireland climate design data (NASA POWER 2001–2020): annual mean 9.7 °C, monthly max 25.9 °C (July), min -7.0 °C (January), RH 90%; monthly table.
- Climate Design Data: Bani Yas City, UAE
Bani Yas City, UAE climate design data (NASA POWER 2001–2020): annual mean 28.2 °C, monthly max 44.0 °C (August), min 12.7 °C (February), RH 60%; monthly table.
- Climate Design Data: Barrie, Canada
Barrie, Canada climate design data (NASA POWER 2001–2020): annual mean 7.5 °C, monthly max 34.0 °C (August), min -29.8 °C (March), RH 79%; monthly table.
- Climate Design Data: Bauchi, Nigeria
Bauchi, Nigeria climate design data (NASA POWER 2001–2020): annual mean 26.6 °C, monthly max 42.8 °C (April), min 7.6 °C (January), RH 48%; monthly table.
- Climate Design Data: Belfast, UK
Belfast, UK climate design data (NASA POWER 2001–2020): annual mean 9.8 °C, monthly max 23.3 °C (July), min -1.6 °C (February), RH 88%; monthly table.
- Climate Design Data: Bendigo, Australia
Bendigo, Australia climate design data (NASA POWER 2001–2020): annual mean 13.7 °C, monthly max 44.5 °C (January), min -2.5 °C (July), RH 70%; monthly table.
- Climate Design Data: Bengaluru, India
Bengaluru, India climate design data (NASA POWER 2001–2020): annual mean 23.7 °C, monthly max 40.4 °C (April), min 8.6 °C (November), RH 68%; monthly table.
- Climate Design Data: Benin City, Nigeria
Benin City, Nigeria climate design data (NASA POWER 2001–2020): annual mean 25.4 °C, monthly max 36.5 °C (February), min 12.9 °C (January), RH 87%.
- Climate Design Data: Bhopal, India
Bhopal, India climate design data (NASA POWER 2001–2020): annual mean 25.3 °C, monthly max 47.2 °C (May), min 2.0 °C (December), RH 53%; monthly table.
- Climate Design Data: Bida, Nigeria
Bida, Nigeria climate design data (NASA POWER 2001–2020): annual mean 27.4 °C, monthly max 42.4 °C (April), min 11.0 °C (January), RH 68%; monthly table.
- Climate Design Data: Birkenhead, UK
Birkenhead, UK climate design data (NASA POWER 2001–2020): annual mean 9.9 °C, monthly max 26.1 °C (August), min -4.7 °C (December), RH 87%; monthly table.
- Climate Design Data: Blacktown, Australia
Blacktown, Australia climate design data (NASA POWER 2001–2020): annual mean 16.0 °C, monthly max 45.1 °C (January), min -2.4 °C (June), RH 72%; monthly table.
- Climate Design Data: Blenheim, New Zealand
Blenheim, New Zealand climate design data (NASA POWER 2001–2020): annual mean 10.9 °C, monthly max 32.2 °C (February), min -2.6 °C (August), RH 81%.
- Climate Design Data: Bloemfontein, South Africa
Bloemfontein, South Africa climate design data (NASA POWER 2001–2020): annual mean 17.3 °C, monthly max 42.4 °C (January), min -5.5 °C (August), RH 47%.
- Climate Design Data: Blue Mountains, Australia
Blue Mountains, Australia climate design data (NASA POWER 2001–2020): annual mean 16.3 °C, monthly max 43.8 °C (February), min -1.8 °C (July), RH 69%.
- Climate Design Data: Botshabelo, South Africa
Botshabelo, South Africa climate design data (NASA POWER 2001–2020): annual mean 15.7 °C, monthly max 41.0 °C (January), min -6.0 °C (August), RH 52%.
- Climate Design Data: Bradford, UK
Bradford, UK climate design data (NASA POWER 2001–2020): annual mean 8.2 °C, monthly max 28.7 °C (July), min -9.0 °C (December), RH 90%; monthly table.
- Climate Design Data: Brighton, UK
Brighton, UK climate design data (NASA POWER 2001–2020): annual mean 10.9 °C, monthly max 30.7 °C (August), min -4.6 °C (February), RH 85%; monthly table.
- Climate Design Data: Bristol, UK
Bristol, UK climate design data (NASA POWER 2001–2020): annual mean 10.3 °C, monthly max 33.1 °C (July), min -7.1 °C (February), RH 86%; monthly table.
- Climate Design Data: Budta, Philippines
Budta, Philippines climate design data (NASA POWER 2001–2020): annual mean 25.8 °C, monthly max 37.7 °C (April), min 16.8 °C (February), RH 85%; monthly table.
- Climate Design Data: Bukit Rahman Putra, Malaysia
Bukit Rahman Putra, Malaysia climate design data (NASA POWER 2001–2020): annual mean 27.8 °C, monthly max 33.2 °C (April), min 22.4 °C (February), RH 80%.
- Climate Design Data: Bunbury, Australia
Bunbury, Australia climate design data (NASA POWER 2001–2020): annual mean 17.3 °C, monthly max 40.3 °C (March), min 3.2 °C (September), RH 69%; monthly table.
- Climate Design Data: Bundaberg, Australia
Bundaberg, Australia climate design data (NASA POWER 2001–2020): annual mean 22.2 °C, monthly max 36.0 °C (December), min 6.4 °C (July), RH 72%; monthly table.
- Climate Design Data: Bungoma, Kenya
Bungoma, Kenya climate design data (NASA POWER 2001–2020): annual mean 22.0 °C, monthly max 38.1 °C (February), min 11.6 °C (December), RH 73%; monthly table.
- Climate Design Data: Burlington, Canada
Burlington, Canada climate design data (NASA POWER 2001–2020): annual mean 8.1 °C, monthly max 38.3 °C (August), min -31.4 °C (February), RH 78%; monthly table.
- Climate Design Data: Burnaby, Canada
Burnaby, Canada climate design data (NASA POWER 2001–2020): annual mean 7.0 °C, monthly max 33.8 °C (July), min -21.0 °C (December), RH 85%; monthly table.
- Climate Design Data: Busia, Kenya
Busia, Kenya climate design data (NASA POWER 2001–2020): annual mean 22.0 °C, monthly max 38.1 °C (February), min 11.6 °C (December), RH 73%; monthly table.
- Climate Design Data: Butuan, Philippines
Butuan, Philippines climate design data (NASA POWER 2001–2020): annual mean 25.0 °C, monthly max 39.4 °C (October), min 17.2 °C (February), RH 87%.
- Climate Design Data: Cabanatuan City, Philippines
Cabanatuan City, Philippines climate design data (NASA POWER 2001–2020): annual mean 25.2 °C, monthly max 37.8 °C (April), min 15.4 °C (January), RH 85%.
- Climate Design Data: Cagayan de Oro, Philippines
Cagayan de Oro, Philippines climate design data (NASA POWER 2001–2020): annual mean 27.1 °C, monthly max 34.7 °C (May), min 21.4 °C (February), RH 82%.
- Climate Design Data: Cairns, Australia
Cairns, Australia climate design data (NASA POWER 2001–2020): annual mean 22.4 °C, monthly max 39.2 °C (November), min 7.5 °C (June), RH 81%; monthly table.
- Climate Design Data: Calabar, Nigeria
Calabar, Nigeria climate design data (NASA POWER 2001–2020): annual mean 25.9 °C, monthly max 33.7 °C (May), min 14.5 °C (January), RH 87%; monthly table.
- Climate Design Data: Calamba, Philippines
Calamba, Philippines climate design data (NASA POWER 2001–2020): annual mean 25.9 °C, monthly max 37.9 °C (August), min 16.0 °C (January), RH 85%.
- Calgary Climatic Design Data for Building Projects
Calgary winter and summer climatic design values in SI and IP units, with Alberta code edition, NECB, elevation and future-climate caveats.
- Climate Design Data: Calgary, Canada
Calgary, Canada climate design data (NASA POWER 2001–2020): annual mean 3.6 °C, monthly max 35.1 °C (July), min -34.6 °C (January), RH 71%; monthly table.
- Climate Design Data: Caloundra, Australia
Caloundra, Australia climate design data (NASA POWER 2001–2020): annual mean 21.2 °C, monthly max 35.9 °C (January), min 7.8 °C (July), RH 72%; monthly table.
- Climate Design Data: Canberra, Australia
Canberra, Australia climate design data (NASA POWER 2001–2020): annual mean 12.6 °C, monthly max 40.5 °C (January), min -4.5 °C (August), RH 71%; monthly table.
- Climate Design Data: Cape Town, South Africa
Cape Town, South Africa climate design data (NASA POWER 2001–2020): annual mean 17.1 °C, monthly max 28.3 °C (October), min 9.2 °C (August), RH 79%.
- Climate Design Data: Cardiff, UK
Cardiff, UK climate design data (NASA POWER 2001–2020): annual mean 10.3 °C, monthly max 30.8 °C (July), min -5.8 °C (February), RH 87%; monthly table.
- Climate Design Data: Carletonville, South Africa
Carletonville, South Africa climate design data (NASA POWER 2001–2020): annual mean 17.4 °C, monthly max 39.9 °C (January), min -5.6 °C (August), RH 52%.
- Climate Design Data: Carrigaline, Ireland
Carrigaline, Ireland climate design data (NASA POWER 2001–2020): annual mean 10.2 °C, monthly max 25.6 °C (July), min -4.9 °C (January), RH 88%; monthly table.
- Climate Design Data: Castletroy, Ireland
Castletroy, Ireland climate design data (NASA POWER 2001–2020): annual mean 9.7 °C, monthly max 26.7 °C (August), min -6.9 °C (December), RH 89%; monthly table.
- Climate Design Data: Cebu City, Philippines
Cebu City, Philippines climate design data (NASA POWER 2001–2020): annual mean 27.1 °C, monthly max 35.5 °C (May), min 21.2 °C (January), RH 83%; monthly table.
- Climate Design Data: Central Coast, Australia
Central Coast, Australia climate design data (NASA POWER 2001–2020): annual mean 17.9 °C, monthly max 43.0 °C (February), min 2.0 °C (July), RH 71%.
- Climate Design Data: Chennai, India
Chennai, India climate design data (NASA POWER 2001–2020): annual mean 27.9 °C, monthly max 42.7 °C (May), min 17.2 °C (January), RH 72%; monthly table.
- Climate Design Data: Christchurch, New Zealand
Christchurch, New Zealand climate design data (NASA POWER 2001–2020): annual mean 11.6 °C, monthly max 37.3 °C (February), min -5.4 °C (June), RH 78%.
- Climate Design Data: City of Port Phillip, Australia
City of Port Phillip, Australia climate design data (NASA POWER 2001–2020): annual mean 14.7 °C, monthly max 41.9 °C (January), min 1.0 °C (August), RH 74%.
- Climate Design Data: Cluain Meala, Ireland
Cluain Meala, Ireland climate design data (NASA POWER 2001–2020): annual mean 9.5 °C, monthly max 26.6 °C (August), min -7.2 °C (January), RH 89%.
- Climate Design Data: Coffs Harbour, Australia
Coffs Harbour, Australia climate design data (NASA POWER 2001–2020): annual mean 19.8 °C, monthly max 35.6 °C (February), min 7.8 °C (July), RH 74%.
- Climate Design Data: Coimbatore, India
Coimbatore, India climate design data (NASA POWER 2001–2020): annual mean 24.6 °C, monthly max 41.1 °C (April), min 12.0 °C (February), RH 75%; monthly table.
- Climate Design Data: Coquitlam, Canada
Coquitlam, Canada climate design data (NASA POWER 2001–2020): annual mean 5.5 °C, monthly max 37.3 °C (June), min -26.0 °C (December), RH 87%; monthly table.
- Climate Design Data: Cotabato, Philippines
Cotabato, Philippines climate design data (NASA POWER 2001–2020): annual mean 25.8 °C, monthly max 37.7 °C (April), min 16.8 °C (February), RH 85%.
- Climate Design Data: Coventry, UK
Coventry, UK climate design data (NASA POWER 2001–2020): annual mean 9.6 °C, monthly max 32.6 °C (July), min -9.2 °C (February), RH 87%; monthly table.
- Climate Design Data: Craigieburn, Australia
Craigieburn, Australia climate design data (NASA POWER 2001–2020): annual mean 13.5 °C, monthly max 44.3 °C (January), min -2.1 °C (July), RH 73%.
- Climate Design Data: Darwin, Australia
Darwin, Australia climate design data (NASA POWER 2001–2020): annual mean 28.1 °C, monthly max 36.3 °C (October), min 14.0 °C (June), RH 68%; monthly table.
- Climate Design Data: Davao, Philippines
Davao, Philippines climate design data (NASA POWER 2001–2020): annual mean 27.6 °C, monthly max 36.0 °C (May), min 20.9 °C (February), RH 80%; monthly table.
- Climate Design Data: Dayrah, UAE
Dayrah, UAE climate design data (NASA POWER 2001–2020): annual mean 27.7 °C, monthly max 39.2 °C (August), min 13.5 °C (February), RH 69%; monthly table.
- Climate Design Data: Derby, UK
Derby, UK climate design data (NASA POWER 2001–2020): annual mean 9.3 °C, monthly max 31.5 °C (July), min -9.3 °C (February), RH 87%; monthly table.
- Climate Design Data: Dhanbad, India
Dhanbad, India climate design data (NASA POWER 2001–2020): annual mean 24.8 °C, monthly max 45.9 °C (April), min 1.5 °C (January), RH 65%; monthly table.
- Climate Design Data: Dibba Al-Fujairah, UAE
Dibba Al-Fujairah, UAE climate design data (NASA POWER 2001–2020): annual mean 28.4 °C, monthly max 46.3 °C (July), min 10.1 °C (February), RH 52%.
- Climate Design Data: Dombivali, India
Dombivali, India climate design data (NASA POWER 2001–2020): annual mean 26.8 °C, monthly max 44.9 °C (April), min 10.4 °C (February), RH 67%; monthly table.
- Climate Design Data: Douglas, Ireland
Douglas, Ireland climate design data (NASA POWER 2001–2020): annual mean 10.2 °C, monthly max 25.6 °C (July), min -4.9 °C (January), RH 88%; monthly table.
- Climate Design Data: Droichead Nua, Ireland
Droichead Nua, Ireland climate design data (NASA POWER 2001–2020): annual mean 8.9 °C, monthly max 25.9 °C (August), min -7.8 °C (January), RH 90%.
- Climate Design Data: Dubai, UAE
Dubai, UAE climate design data (NASA POWER 2001–2020): annual mean 28.2 °C, monthly max 44.6 °C (July), min 11.7 °C (February), RH 58%; monthly table.
- Climate Design Data: Dudley, UK
Dudley, UK climate design data (NASA POWER 2001–2020): annual mean 9.6 °C, monthly max 32.0 °C (July), min -9.3 °C (February), RH 87%; monthly table.
- Climate Design Data: Dundalk, Ireland
Dundalk, Ireland climate design data (NASA POWER 2001–2020): annual mean 9.7 °C, monthly max 23.8 °C (August), min -2.6 °C (December), RH 89%; monthly table.
- Climate Design Data: Dunedin, New Zealand
Dunedin, New Zealand climate design data (NASA POWER 2001–2020): annual mean 10.7 °C, monthly max 26.2 °C (February), min 1.5 °C (August), RH 82%.
- Climate Design Data: Durban, South Africa
Durban, South Africa climate design data (NASA POWER 2001–2020): annual mean 22.2 °C, monthly max 31.4 °C (September), min 12.6 °C (June), RH 77%.
- Climate Design Data: East London, South Africa
East London, South Africa climate design data (NASA POWER 2001–2020): annual mean 20.2 °C, monthly max 31.6 °C (February), min 10.0 °C (August), RH 76%.
- Climate Design Data: Ebute Ikorodu, Nigeria
Ebute Ikorodu, Nigeria climate design data (NASA POWER 2001–2020): annual mean 26.4 °C, monthly max 31.9 °C (April), min 15.8 °C (January), RH 86%.
- Climate Design Data: Edinburgh, UK
Edinburgh, UK climate design data (NASA POWER 2001–2020): annual mean 8.4 °C, monthly max 25.5 °C (August), min -5.7 °C (December), RH 88%; monthly table.
- Climate Design Data for Edinburgh, UK
Edinburgh building climate data: Met Office Gogarbank 1991–2020 normals, CIBSE TRY/DSY selection and April 2026 Scottish Building Standards caveats.
- Climate Design Data: Edmonton, Canada
Edmonton, Canada climate design data (NASA POWER 2001–2020): annual mean 3.5 °C, monthly max 34.8 °C (July), min -42.7 °C (January), RH 76%; monthly table.
- Climate Design Data: Eldoret, Kenya
Eldoret, Kenya climate design data (NASA POWER 2001–2020): annual mean 18.9 °C, monthly max 33.9 °C (February), min 8.2 °C (January), RH 75%; monthly table.
- Climate Design Data: Emalahleni, South Africa
Emalahleni, South Africa climate design data (NASA POWER 2001–2020): annual mean 16.5 °C, monthly max 38.1 °C (January), min -5.3 °C (August), RH 59%.
- Climate Design Data: Embu, Kenya
Embu, Kenya climate design data (NASA POWER 2001–2020): annual mean 20.4 °C, monthly max 34.0 °C (February), min 10.2 °C (January), RH 71%; monthly table.
- Climate Design Data: Ennis, Ireland
Ennis, Ireland climate design data (NASA POWER 2001–2020): annual mean 9.7 °C, monthly max 26.9 °C (June), min -6.3 °C (December), RH 89%; monthly table.
- Climate Design Data: Enugu, Nigeria
Enugu, Nigeria climate design data (NASA POWER 2001–2020): annual mean 25.4 °C, monthly max 36.4 °C (February), min 11.4 °C (January), RH 83%; monthly table.
- Climate Design Data: Epsom, New Zealand
Epsom, New Zealand climate design data (NASA POWER 2001–2020): annual mean 15.7 °C, monthly max 28.1 °C (February), min 3.2 °C (August), RH 79%; monthly table.
- Climate Design Data: Etobicoke, Canada
Etobicoke, Canada climate design data (NASA POWER 2001–2020): annual mean 9.1 °C, monthly max 32.2 °C (July), min -22.6 °C (February), RH 79%; monthly table.
- Climate Design Data: Faridabad, India
Faridabad, India climate design data (NASA POWER 2001–2020): annual mean 25.6 °C, monthly max 48.8 °C (June), min -1.4 °C (January), RH 46%; monthly table.
- Climate Design Data: Fujairah, UAE
Fujairah, UAE climate design data (NASA POWER 2001–2020): annual mean 28.3 °C, monthly max 46.8 °C (July), min 9.2 °C (February), RH 50%; monthly table.
- Climate Design Data: Galway, Ireland
Galway, Ireland climate design data (NASA POWER 2001–2020): annual mean 9.7 °C, monthly max 30.3 °C (June), min -7.6 °C (December), RH 87%; monthly table.
- Climate Design Data: Garissa, Kenya
Garissa, Kenya climate design data (NASA POWER 2001–2020): annual mean 27.8 °C, monthly max 41.1 °C (March), min 17.8 °C (July), RH 61%; monthly table.
- Climate Design Data: Gboko, Nigeria
Gboko, Nigeria climate design data (NASA POWER 2001–2020): annual mean 25.9 °C, monthly max 39.5 °C (March), min 11.1 °C (December), RH 77%; monthly table.
- Climate Design Data: General Santos, Philippines
General Santos, Philippines climate design data (NASA POWER 2001–2020): annual mean 25.1 °C, monthly max 34.8 °C (April), min 18.8 °C (April), RH 85%.
- Climate Design Data: George, South Africa
George, South Africa climate design data (NASA POWER 2001–2020): annual mean 17.4 °C, monthly max 39.8 °C (December), min 5.3 °C (August), RH 71%.
- Climate Design Data: Ghāziābād, India
Ghāziābād, India climate design data (NASA POWER 2001–2020): annual mean 25.6 °C, monthly max 48.8 °C (June), min -1.4 °C (January), RH 46%; monthly table.
- Climate Design Data: Gisborne, New Zealand
Gisborne, New Zealand climate design data (NASA POWER 2001–2020): annual mean 14.2 °C, monthly max 33.7 °C (February), min 0.7 °C (August), RH 79%.
- Climate Design Data: Glasgow, UK
Glasgow, UK climate design data (NASA POWER 2001–2020): annual mean 7.9 °C, monthly max 26.7 °C (June), min -8.1 °C (January), RH 90%; monthly table.
- Climate Design Data: Gold Coast, Australia
Gold Coast, Australia climate design data (NASA POWER 2001–2020): annual mean 20.2 °C, monthly max 41.8 °C (January), min 2.6 °C (July), RH 71%; monthly table.
- Climate Design Data: Gombe, Nigeria
Gombe, Nigeria climate design data (NASA POWER 2001–2020): annual mean 26.9 °C, monthly max 43.6 °C (April), min 8.8 °C (January), RH 52%; monthly table.
- Climate Design Data: Gqeberha, South Africa
Gqeberha, South Africa climate design data (NASA POWER 2001–2020): annual mean 18.8 °C, monthly max 38.0 °C (March), min 8.3 °C (August), RH 76%; monthly table.
- Climate Design Data: Greater Sudbury, Canada
Greater Sudbury, Canada climate design data (NASA POWER 2001–2020): annual mean 4.1 °C, monthly max 36.5 °C (July), min -43.5 °C (January), RH 84%.
- Climate Design Data: Greystones, Ireland
Greystones, Ireland climate design data (NASA POWER 2001–2020): annual mean 9.8 °C, monthly max 24.3 °C (August), min -3.8 °C (March), RH 89%; monthly table.
- Climate Design Data: Guelph, Canada
Guelph, Canada climate design data (NASA POWER 2001–2020): annual mean 8.1 °C, monthly max 38.3 °C (August), min -31.4 °C (February), RH 78%; monthly table.
- Climate Design Data: Halifax, Canada
Halifax, Canada climate design data (NASA POWER 2001–2020): annual mean 7.4 °C, monthly max 28.4 °C (September), min -19.0 °C (January), RH 86%; monthly table.
- Climate Design Data: Hamilton, New Zealand
Hamilton, New Zealand climate design data (NASA POWER 2001–2020): annual mean 14.3 °C, monthly max 29.5 °C (January), min 1.1 °C (July), RH 81%; monthly table.
- Climate Design Data: Hervey Bay, Australia
Hervey Bay, Australia climate design data (NASA POWER 2001–2020): annual mean 21.3 °C, monthly max 40.7 °C (December), min 2.4 °C (July), RH 70%; monthly table.
- Climate Design Data: Hobart, Australia
Hobart, Australia climate design data (NASA POWER 2001–2020): annual mean 12.2 °C, monthly max 34.8 °C (January), min 1.1 °C (June), RH 77%; monthly table.
- Climate Design Data: Hong Kong Island, Hong Kong
Hong Kong Island, Hong Kong climate design data (NASA POWER 2001–2020): annual mean 23.4 °C, monthly max 35.6 °C (July), min 2.8 °C (January), RH 79%.
- Climate Design Data: Hyderabad, India
Hyderabad, India climate design data (NASA POWER 2001–2020): annual mean 26.1 °C, monthly max 45.0 °C (May), min 8.1 °C (January), RH 60%; monthly table.
- Climate Design Data: Ibadan, Nigeria
Ibadan, Nigeria climate design data (NASA POWER 2001–2020): annual mean 25.2 °C, monthly max 35.7 °C (March), min 11.1 °C (January), RH 86%; monthly table.
- Climate Design Data: Ijebu Ode, Nigeria
Ijebu Ode, Nigeria climate design data (NASA POWER 2001–2020): annual mean 25.6 °C, monthly max 34.1 °C (February), min 11.4 °C (January), RH 88%.
- Climate Design Data: Ikare, Nigeria
Ikare, Nigeria climate design data (NASA POWER 2001–2020): annual mean 24.9 °C, monthly max 39.0 °C (April), min 12.2 °C (January), RH 81%; monthly table.
- Climate Design Data: Ile-Ife, Nigeria
Ile-Ife, Nigeria climate design data (NASA POWER 2001–2020): annual mean 24.9 °C, monthly max 37.9 °C (April), min 11.5 °C (January), RH 86%; monthly table.
- Climate Design Data: Iligan, Philippines
Iligan, Philippines climate design data (NASA POWER 2001–2020): annual mean 23.0 °C, monthly max 35.9 °C (April), min 13.0 °C (February), RH 86%; monthly table.
- Climate Design Data: Iloilo, Philippines
Iloilo, Philippines climate design data (NASA POWER 2001–2020): annual mean 27.5 °C, monthly max 35.2 °C (May), min 21.6 °C (January), RH 82%; monthly table.
- Climate Design Data: Ilorin, Nigeria
Ilorin, Nigeria climate design data (NASA POWER 2001–2020): annual mean 25.6 °C, monthly max 41.4 °C (April), min 10.7 °C (January), RH 75%; monthly table.
- Climate Design Data: Imus, Philippines
Imus, Philippines climate design data (NASA POWER 2001–2020): annual mean 27.3 °C, monthly max 36.8 °C (May), min 19.5 °C (January), RH 80%; monthly table.
- Climate Design Data: Indore, India
Indore, India climate design data (NASA POWER 2001–2020): annual mean 26.0 °C, monthly max 47.8 °C (May), min 4.3 °C (December), RH 51%; monthly table.
- Climate Design Data: Invercargill, New Zealand
Invercargill, New Zealand climate design data (NASA POWER 2001–2020): annual mean 10.9 °C, monthly max 26.5 °C (February), min 0.7 °C (July), RH 81%.
- Climate Design Data: Ipoh, Malaysia
Ipoh, Malaysia climate design data (NASA POWER 2001–2020): annual mean 23.6 °C, monthly max 30.8 °C (April), min 15.7 °C (February), RH 88%; monthly table.
- Climate Design Data: Iseyin, Nigeria
Iseyin, Nigeria climate design data (NASA POWER 2001–2020): annual mean 25.1 °C, monthly max 39.1 °C (April), min 11.3 °C (January), RH 82%; monthly table.
- Climate Design Data: Isiolo, Kenya
Isiolo, Kenya climate design data (NASA POWER 2001–2020): annual mean 23.2 °C, monthly max 35.9 °C (April), min 13.2 °C (January), RH 59%; monthly table.
- Climate Design Data: Iskandar Puteri, Malaysia
Iskandar Puteri, Malaysia climate design data (NASA POWER 2001–2020): annual mean 27.1 °C, monthly max 33.9 °C (October), min 20.8 °C (February), RH 85%.
- Climate Design Data: Ivory Park, South Africa
Ivory Park, South Africa climate design data (NASA POWER 2001–2020): annual mean 17.1 °C, monthly max 38.8 °C (January), min -4.8 °C (June), RH 55%.
- Climate Design Data: Jaipur, India
Jaipur, India climate design data (NASA POWER 2001–2020): annual mean 25.6 °C, monthly max 46.9 °C (June), min 1.1 °C (January), RH 41%; monthly table.
- Climate Design Data: Jamshedpur, India
Jamshedpur, India climate design data (NASA POWER 2001–2020): annual mean 25.2 °C, monthly max 47.6 °C (May), min 2.5 °C (January), RH 66%; monthly table.
- Climate Design Data: Jomvu, Kenya
Jomvu, Kenya climate design data (NASA POWER 2001–2020): annual mean 26.2 °C, monthly max 40.0 °C (February), min 16.4 °C (July), RH 74%; monthly table.
- Climate Design Data: Jos, Nigeria
Jos, Nigeria climate design data (NASA POWER 2001–2020): annual mean 23.6 °C, monthly max 39.4 °C (April), min 6.6 °C (January), RH 55%; monthly table.
- Climate Design Data: Juja, Kenya
Juja, Kenya climate design data (NASA POWER 2001–2020): annual mean 18.8 °C, monthly max 33.9 °C (February), min 6.9 °C (January), RH 71%; monthly table.
- Climate Design Data: Kaduna, Nigeria
Kaduna, Nigeria climate design data (NASA POWER 2001–2020): annual mean 24.3 °C, monthly max 41.0 °C (April), min 7.5 °C (January), RH 62%; monthly table.
- Climate Design Data: Kai Tak, Hong Kong
Kai Tak, Hong Kong climate design data (NASA POWER 2001–2020): annual mean 23.4 °C, monthly max 35.6 °C (July), min 2.8 °C (January), RH 79%; monthly table.
- Climate Design Data: Kakamega, Kenya
Kakamega, Kenya climate design data (NASA POWER 2001–2020): annual mean 18.9 °C, monthly max 33.9 °C (February), min 8.2 °C (January), RH 75%; monthly table.
- Climate Design Data: Kalbā, UAE
Kalbā, UAE climate design data (NASA POWER 2001–2020): annual mean 28.3 °C, monthly max 46.8 °C (July), min 9.2 °C (February), RH 50%; monthly table.
- Climate Design Data: Kallakurichi, India
Kallakurichi, India climate design data (NASA POWER 2001–2020): annual mean 26.8 °C, monthly max 43.9 °C (April), min 12.8 °C (January), RH 69%; monthly table.
- Climate Design Data: Kampung Kangkar Teberau, Malaysia
Kampung Kangkar Teberau, Malaysia climate data (NASA POWER 2001–2020): annual mean 27.1 °C, monthly max 33.9 °C (October), min 20.8 °C (February), RH 85%.
- Climate Design Data: Kano, Nigeria
Kano, Nigeria climate design data (NASA POWER 2001–2020): annual mean 26.6 °C, monthly max 44.0 °C (April), min 5.9 °C (January), RH 43%; monthly table.
- Climate Design Data: Kanpur, India
Kanpur, India climate design data (NASA POWER 2001–2020): annual mean 26.3 °C, monthly max 49.5 °C (June), min 0.0 °C (December), RH 50%; monthly table.
- Climate Design Data: Kariega, South Africa
Kariega, South Africa climate design data (NASA POWER 2001–2020): annual mean 18.8 °C, monthly max 38.0 °C (March), min 8.3 °C (August), RH 76%; monthly table.
- Climate Design Data: Katsina, Nigeria
Katsina, Nigeria climate design data (NASA POWER 2001–2020): annual mean 26.8 °C, monthly max 43.6 °C (April), min 7.0 °C (January), RH 41%; monthly table.
- Climate Design Data: Kelowna, Canada
Kelowna, Canada climate design data (NASA POWER 2001–2020): annual mean 4.7 °C, monthly max 35.7 °C (July), min -32.6 °C (January), RH 75%; monthly table.
- Climate Design Data: Khalifah A City, UAE
Khalifah A City, UAE climate design data (NASA POWER 2001–2020): annual mean 28.2 °C, monthly max 44.0 °C (August), min 12.7 °C (February), RH 60%.
- Climate Design Data: Khawr Fakkān, UAE
Khawr Fakkān, UAE climate design data (NASA POWER 2001–2020): annual mean 28.4 °C, monthly max 46.3 °C (July), min 10.1 °C (February), RH 52%; monthly table.
- Climate Design Data: Khwisero, Kenya
Khwisero, Kenya climate design data (NASA POWER 2001–2020): annual mean 23.1 °C, monthly max 36.0 °C (March), min 12.7 °C (January), RH 68%; monthly table.
- Climate Design Data: Kikuyu, Kenya
Kikuyu, Kenya climate design data (NASA POWER 2001–2020): annual mean 18.8 °C, monthly max 33.9 °C (February), min 6.9 °C (January), RH 71%; monthly table.
- Climate Design Data: Kilifi, Kenya
Kilifi, Kenya climate design data (NASA POWER 2001–2020): annual mean 26.8 °C, monthly max 34.9 °C (February), min 21.0 °C (July), RH 77%; monthly table.
- Climate Design Data: Kilkenny, Ireland
Kilkenny, Ireland climate design data (NASA POWER 2001–2020): annual mean 9.5 °C, monthly max 26.6 °C (August), min -7.2 °C (January), RH 89%; monthly table.
- Climate Design Data: Kilquade, Ireland
Kilquade, Ireland climate design data (NASA POWER 2001–2020): annual mean 9.8 °C, monthly max 24.3 °C (August), min -3.8 °C (March), RH 89%; monthly table.
- Climate Design Data: Kingston upon Hull, UK
Kingston upon Hull, UK climate design data (NASA POWER 2001–2020): annual mean 9.7 °C, monthly max 30.4 °C (July), min -8.7 °C (February), RH 86%.
- Climate Design Data: Kisii, Kenya
Kisii, Kenya climate design data (NASA POWER 2001–2020): annual mean 20.3 °C, monthly max 34.8 °C (March), min 9.7 °C (January), RH 70%; monthly table.
- Climate Design Data: Kisumu, Kenya
Kisumu, Kenya climate design data (NASA POWER 2001–2020): annual mean 20.5 °C, monthly max 34.4 °C (February), min 10.8 °C (January), RH 71%; monthly table.
- Climate Design Data: Kitale, Kenya
Kitale, Kenya climate design data (NASA POWER 2001–2020): annual mean 17.0 °C, monthly max 31.0 °C (February), min 5.1 °C (January), RH 77%; monthly table.
- Climate Design Data: Kitchener, Canada
Kitchener, Canada climate design data (NASA POWER 2001–2020): annual mean 7.5 °C, monthly max 36.5 °C (August), min -28.5 °C (February), RH 80%; monthly table.
- Climate Design Data: Kitengela, Kenya
Kitengela, Kenya climate design data (NASA POWER 2001–2020): annual mean 20.1 °C, monthly max 35.6 °C (February), min 8.7 °C (January), RH 66%; monthly table.
- Climate Design Data: Klerksdorp, South Africa
Klerksdorp, South Africa climate design data (NASA POWER 2001–2020): annual mean 18.4 °C, monthly max 41.5 °C (January), min -5.5 °C (August), RH 48%.
- Climate Design Data: Kluang, Malaysia
Kluang, Malaysia climate design data (NASA POWER 2001–2020): annual mean 26.6 °C, monthly max 36.1 °C (May), min 19.1 °C (February), RH 86%; monthly table.
- Climate Design Data: Kolkata, India
Kolkata, India climate design data (NASA POWER 2001–2020): annual mean 25.8 °C, monthly max 46.8 °C (May), min 3.4 °C (January), RH 74%; monthly table.
- Climate Design Data: Kota Bharu, Malaysia
Kota Bharu, Malaysia climate design data (NASA POWER 2001–2020): annual mean 27.4 °C, monthly max 34.2 °C (April), min 21.9 °C (February), RH 82%.
- Climate Design Data: Kota Damansara, Malaysia
Kota Damansara, Malaysia climate design data (NASA POWER 2001–2020): annual mean 25.5 °C, monthly max 34.4 °C (May), min 17.2 °C (February), RH 87%.
- Climate Design Data: Kota Kinabalu, Malaysia
Kota Kinabalu, Malaysia climate design data (NASA POWER 2001–2020): annual mean 24.6 °C, monthly max 31.3 °C (April), min 17.6 °C (January), RH 86%.
- Climate Design Data: Kota Kuala Muda, Malaysia
Kota Kuala Muda, Malaysia climate design data (NASA POWER 2001–2020): annual mean 26.2 °C, monthly max 34.1 °C (May), min 18.2 °C (February), RH 84%.
- Climate Design Data: Krugersdorp, South Africa
Krugersdorp, South Africa climate design data (NASA POWER 2001–2020): annual mean 17.8 °C, monthly max 40.2 °C (January), min -4.4 °C (June), RH 53%.
- Climate Design Data: Kuala Lumpur, Malaysia
Kuala Lumpur, Malaysia climate design data (NASA POWER 2001–2020): annual mean 25.5 °C, monthly max 34.4 °C (May), min 17.2 °C (February), RH 87%.
- Climate Design Data: Kuala Terengganu, Malaysia
Kuala Terengganu, Malaysia climate design data (NASA POWER 2001–2020): annual mean 27.4 °C, monthly max 33.1 °C (April), min 22.4 °C (January), RH 82%.
- Climate Design Data: Kuantan, Malaysia
Kuantan, Malaysia climate design data (NASA POWER 2001–2020): annual mean 25.9 °C, monthly max 33.9 °C (April), min 19.1 °C (February), RH 87%; monthly table.
- Climate Design Data: Kuching, Malaysia
Kuching, Malaysia climate design data (NASA POWER 2001–2020): annual mean 26.7 °C, monthly max 32.1 °C (May), min 22.0 °C (February), RH 86%; monthly table.
- Climate Design Data: KwaDukuza, South Africa
KwaDukuza, South Africa climate design data (NASA POWER 2001–2020): annual mean 21.5 °C, monthly max 39.1 °C (September), min 8.3 °C (June), RH 73%.
- Climate Design Data: Lévis, Canada
Lévis, Canada climate design data (NASA POWER 2001–2020): annual mean 3.1 °C, monthly max 29.3 °C (June), min -38.2 °C (February), RH 88%; monthly table.
- Climate Design Data: Lagos, Nigeria
Lagos, Nigeria climate design data (NASA POWER 2001–2020): annual mean 26.4 °C, monthly max 32.4 °C (April), min 15.2 °C (January), RH 86%; monthly table.
- Climate Design Data: Lapu-Lapu City, Philippines
Lapu-Lapu City, Philippines climate design data (NASA POWER 2001–2020): annual mean 27.1 °C, monthly max 35.5 °C (May), min 21.2 °C (January), RH 83%.
- Climate Design Data: Launceston, Australia
Launceston, Australia climate design data (NASA POWER 2001–2020): annual mean 11.4 °C, monthly max 38.9 °C (January), min -2.7 °C (June), RH 79%; monthly table.
- Climate Design Data: Leeds, UK
Leeds, UK climate design data (NASA POWER 2001–2020): annual mean 9.2 °C, monthly max 29.9 °C (July), min -8.1 °C (February), RH 87%; monthly table.
- Climate Design Data: Leicester, UK
Leicester, UK climate design data (NASA POWER 2001–2020): annual mean 9.6 °C, monthly max 32.6 °C (July), min -9.2 °C (February), RH 87%; monthly table.
- Climate Design Data: Lekki, Nigeria
Lekki, Nigeria climate design data (NASA POWER 2001–2020): annual mean 26.4 °C, monthly max 31.9 °C (April), min 15.8 °C (January), RH 86%; monthly table.
- Climate Design Data: Letterkenny, Ireland
Letterkenny, Ireland climate design data (NASA POWER 2001–2020): annual mean 9.1 °C, monthly max 25.5 °C (June), min -3.3 °C (December), RH 88%; monthly table.
- Climate Design Data: Levin, New Zealand
Levin, New Zealand climate design data (NASA POWER 2001–2020): annual mean 13.7 °C, monthly max 26.2 °C (February), min 4.0 °C (August), RH 83%; monthly table.
- Climate Design Data: Limerick, Ireland
Limerick, Ireland climate design data (NASA POWER 2001–2020): annual mean 9.7 °C, monthly max 26.7 °C (August), min -6.9 °C (December), RH 89%; monthly table.
- Climate Design Data: Liverpool, UK
Liverpool, UK climate design data (NASA POWER 2001–2020): annual mean 9.9 °C, monthly max 26.1 °C (August), min -4.7 °C (December), RH 87%; monthly table.
- Climate Design Data: Lodwar, Kenya
Lodwar, Kenya climate design data (NASA POWER 2001–2020): annual mean 29.4 °C, monthly max 40.9 °C (April), min 17.2 °C (January), RH 46%; monthly table.
- Climate Design Data: Logan City, Australia
Logan City, Australia climate design data (NASA POWER 2001–2020): annual mean 21.1 °C, monthly max 39.6 °C (January), min 5.6 °C (July), RH 71%; monthly table.
- Climate Design Data: London, Canada
London, Canada climate design data (NASA POWER 2001–2020): annual mean 8.8 °C, monthly max 36.8 °C (August), min -26.1 °C (February), RH 77%; monthly table.
- Climate Design Data: London, UK
London, UK climate design data (NASA POWER 2001–2020): annual mean 10.4 °C, monthly max 34.0 °C (July), min -8.2 °C (January), RH 85%; monthly table.
- Climate Design Data for London, UK
London building climate data: public Met Office 1991–2020 Heathrow normals, CIBSE TRY/DSY selection, overheating workflow and English regulation caveats.
- Climate Design Data: Lower Hutt, New Zealand
Lower Hutt, New Zealand climate design data (NASA POWER 2001–2020): annual mean 12.6 °C, monthly max 27.2 °C (February), min 2.2 °C (August), RH 84%.
- Climate Design Data: Lucknow, India
Lucknow, India climate design data (NASA POWER 2001–2020): annual mean 26.0 °C, monthly max 49.4 °C (June), min 1.0 °C (December), RH 51%; monthly table.
- Climate Design Data: Ludhiana, India
Ludhiana, India climate design data (NASA POWER 2001–2020): annual mean 25.3 °C, monthly max 50.0 °C (June), min -1.0 °C (January), RH 43%; monthly table.
- Climate Design Data: Luton, UK
Luton, UK climate design data (NASA POWER 2001–2020): annual mean 10.0 °C, monthly max 34.2 °C (July), min -8.2 °C (February), RH 85%; monthly table.
- Climate Design Data: Machakos, Kenya
Machakos, Kenya climate design data (NASA POWER 2001–2020): annual mean 21.1 °C, monthly max 35.2 °C (February), min 10.0 °C (January), RH 68%; monthly table.
- Climate Design Data: Mackay, Australia
Mackay, Australia climate design data (NASA POWER 2001–2020): annual mean 24.1 °C, monthly max 33.4 °C (November), min 12.8 °C (August), RH 75%; monthly table.
- Climate Design Data: Madurai, India
Madurai, India climate design data (NASA POWER 2001–2020): annual mean 27.3 °C, monthly max 43.3 °C (April), min 13.6 °C (December), RH 69%; monthly table.
- Climate Design Data: Maiduguri, Nigeria
Maiduguri, Nigeria climate design data (NASA POWER 2001–2020): annual mean 28.4 °C, monthly max 45.5 °C (May), min 6.7 °C (January), RH 38%; monthly table.
- Climate Design Data: Maitland, Australia
Maitland, Australia climate design data (NASA POWER 2001–2020): annual mean 17.2 °C, monthly max 45.1 °C (February), min -1.9 °C (July), RH 69%; monthly table.
- Climate Design Data: Makurdi, Nigeria
Makurdi, Nigeria climate design data (NASA POWER 2001–2020): annual mean 25.9 °C, monthly max 39.5 °C (March), min 11.1 °C (December), RH 77%; monthly table.
- Climate Design Data: Malacca, Malaysia
Malacca, Malaysia climate design data (NASA POWER 2001–2020): annual mean 27.5 °C, monthly max 34.9 °C (April), min 21.8 °C (February), RH 82%; monthly table.
- Climate Design Data: Malindi, Kenya
Malindi, Kenya climate design data (NASA POWER 2001–2020): annual mean 26.9 °C, monthly max 38.1 °C (February), min 18.4 °C (July), RH 74%; monthly table.
- Climate Design Data: Manchester, UK
Manchester, UK climate design data (NASA POWER 2001–2020): annual mean 9.1 °C, monthly max 28.0 °C (July), min -7.6 °C (December), RH 89%; monthly table.
- Climate Design Data for Manchester, UK
Manchester building climate data using Met Office Woodford 1991–2020 normals, CIBSE TRY/DSY selection, station-proxy checks and English regulation caveats.
- Climate Design Data: Mandera, Kenya
Mandera, Kenya climate design data (NASA POWER 2001–2020): annual mean 29.0 °C, monthly max 41.7 °C (March), min 13.3 °C (January), RH 50%; monthly table.
- Climate Design Data: Mandurah, Australia
Mandurah, Australia climate design data (NASA POWER 2001–2020): annual mean 18.8 °C, monthly max 37.5 °C (January), min 7.7 °C (August), RH 69%; monthly table.
- Climate Design Data: Mangere East, New Zealand
Mangere East, New Zealand climate design data (NASA POWER 2001–2020): annual mean 15.7 °C, monthly max 28.1 °C (February), min 3.2 °C (August), RH 79%.
- Climate Design Data: Markham, Canada
Markham, Canada climate design data (NASA POWER 2001–2020): annual mean 7.8 °C, monthly max 35.8 °C (August), min -29.2 °C (February), RH 79%; monthly table.
- Climate Design Data: Massey East, New Zealand
Massey East, New Zealand climate design data (NASA POWER 2001–2020): annual mean 16.2 °C, monthly max 26.1 °C (February), min 7.4 °C (August), RH 79%.
- Climate Design Data: Masterton, New Zealand
Masterton, New Zealand climate design data (NASA POWER 2001–2020): annual mean 11.9 °C, monthly max 30.9 °C (January), min -1.3 °C (July), RH 84%.
- Climate Design Data: Matuga, Kenya
Matuga, Kenya climate design data (NASA POWER 2001–2020): annual mean 26.2 °C, monthly max 40.0 °C (February), min 16.4 °C (July), RH 74%; monthly table.
- Climate Design Data: Maynooth, Ireland
Maynooth, Ireland climate design data (NASA POWER 2001–2020): annual mean 9.3 °C, monthly max 26.3 °C (July), min -6.9 °C (January), RH 89%; monthly table.
- Climate Design Data: Mdantsane, South Africa
Mdantsane, South Africa climate design data (NASA POWER 2001–2020): annual mean 18.2 °C, monthly max 40.0 °C (January), min 3.4 °C (July), RH 72%.
- Climate Design Data: Meerut, India
Meerut, India climate design data (NASA POWER 2001–2020): annual mean 25.2 °C, monthly max 49.1 °C (June), min -1.6 °C (January), RH 47%; monthly table.
- Climate Design Data: Meru, Kenya
Meru, Kenya climate design data (NASA POWER 2001–2020): annual mean 17.6 °C, monthly max 30.4 °C (April), min 7.3 °C (January), RH 73%; monthly table.
- Climate Design Data: Middelburg, South Africa
Middelburg, South Africa climate design data (NASA POWER 2001–2020): annual mean 16.5 °C, monthly max 38.1 °C (January), min -5.3 °C (August), RH 59%.
- Climate Design Data: Migori, Kenya
Migori, Kenya climate design data (NASA POWER 2001–2020): annual mean 22.2 °C, monthly max 38.1 °C (March), min 10.9 °C (January), RH 70%; monthly table.
- Climate Design Data: Milton Keynes, UK
Milton Keynes, UK climate design data (NASA POWER 2001–2020): annual mean 10.0 °C, monthly max 34.2 °C (July), min -8.2 °C (February), RH 85%; monthly table.
- Climate Design Data: Minna, Nigeria
Minna, Nigeria climate design data (NASA POWER 2001–2020): annual mean 26.7 °C, monthly max 42.6 °C (April), min 10.0 °C (December), RH 69%; monthly table.
- Climate Design Data: Miri, Malaysia
Miri, Malaysia climate design data (NASA POWER 2001–2020): annual mean 27.9 °C, monthly max 30.7 °C (August), min 24.6 °C (February), RH 81%; monthly table.
- Climate Design Data: Mississauga, Canada
Mississauga, Canada climate design data (NASA POWER 2001–2020): annual mean 9.1 °C, monthly max 32.2 °C (July), min -22.6 °C (February), RH 79%; monthly table.
- Climate Design Data: Montréal, Canada
Montréal, Canada climate design data (NASA POWER 2001–2020): annual mean 6.4 °C, monthly max 36.6 °C (July), min -41.5 °C (January), RH 83%; monthly table.
- Climate Design Data: Mthatha, South Africa
Mthatha, South Africa climate design data (NASA POWER 2001–2020): annual mean 16.4 °C, monthly max 40.3 °C (November), min -1.8 °C (June), RH 70%.
- Climate Design Data: Mtwapa, Kenya
Mtwapa, Kenya climate design data (NASA POWER 2001–2020): annual mean 26.9 °C, monthly max 31.7 °C (February), min 23.4 °C (July), RH 80%; monthly table.
- Climate Design Data: Muar, Malaysia
Muar, Malaysia climate design data (NASA POWER 2001–2020): annual mean 27.5 °C, monthly max 34.9 °C (April), min 21.8 °C (February), RH 82%; monthly table.
- Climate Design Data: Mwala, Kenya
Mwala, Kenya climate design data (NASA POWER 2001–2020): annual mean 21.1 °C, monthly max 35.2 °C (February), min 10.0 °C (January), RH 68%; monthly table.
- Climate Design Data: Nāyf, UAE
Nāyf, UAE climate design data (NASA POWER 2001–2020): annual mean 27.7 °C, monthly max 39.2 °C (August), min 13.5 °C (February), RH 69%; monthly table.
- Climate Design Data: Naas, Ireland
Naas, Ireland climate design data (NASA POWER 2001–2020): annual mean 8.9 °C, monthly max 25.9 °C (August), min -7.8 °C (January), RH 90%; monthly table.
- Climate Design Data: Nagpur, India
Nagpur, India climate design data (NASA POWER 2001–2020): annual mean 26.9 °C, monthly max 48.4 °C (May), min 3.6 °C (December), RH 56%; monthly table.
- Climate Design Data: Naivasha, Kenya
Naivasha, Kenya climate design data (NASA POWER 2001–2020): annual mean 15.6 °C, monthly max 30.3 °C (February), min 3.7 °C (January), RH 75%; monthly table.
- Climate Design Data: Najafgarh, India
Najafgarh, India climate design data (NASA POWER 2001–2020): annual mean 25.7 °C, monthly max 48.6 °C (June), min -0.8 °C (January), RH 44%; monthly table.
- Climate Design Data: Nakuru, Kenya
Nakuru, Kenya climate design data (NASA POWER 2001–2020): annual mean 15.6 °C, monthly max 30.3 °C (February), min 3.7 °C (January), RH 75%; monthly table.
- Climate Design Data: Nanyuki, Kenya
Nanyuki, Kenya climate design data (NASA POWER 2001–2020): annual mean 18.1 °C, monthly max 31.9 °C (February), min 6.3 °C (January), RH 70%; monthly table.
- Climate Design Data: Napier, New Zealand
Napier, New Zealand climate design data (NASA POWER 2001–2020): annual mean 14.1 °C, monthly max 34.9 °C (February), min 1.5 °C (August), RH 77%; monthly table.
- Climate Design Data: Narok, Kenya
Narok, Kenya climate design data (NASA POWER 2001–2020): annual mean 17.9 °C, monthly max 34.7 °C (February), min 6.1 °C (January), RH 72%; monthly table.
- Climate Design Data: Nashik, India
Nashik, India climate design data (NASA POWER 2001–2020): annual mean 24.4 °C, monthly max 44.0 °C (May), min 6.5 °C (January), RH 61%; monthly table.
- Climate Design Data: Navan, Ireland
Navan, Ireland climate design data (NASA POWER 2001–2020): annual mean 9.3 °C, monthly max 26.3 °C (July), min -6.9 °C (January), RH 89%; monthly table.
- Climate Design Data: Nepean, Canada
Nepean, Canada climate design data (NASA POWER 2001–2020): annual mean 5.8 °C, monthly max 36.0 °C (July), min -39.9 °C (January), RH 83%; monthly table.
- Climate Design Data: New Lynn, New Zealand
New Lynn, New Zealand climate design data (NASA POWER 2001–2020): annual mean 16.2 °C, monthly max 26.1 °C (February), min 7.4 °C (August), RH 79%.
- Climate Design Data: New Plymouth, New Zealand
New Plymouth, New Zealand climate design data (NASA POWER 2001–2020): annual mean 13.3 °C, monthly max 26.9 °C (December), min 0.7 °C (July), RH 85%.
- Climate Design Data: Newcastle, Australia
Newcastle, Australia climate design data (NASA POWER 2001–2020): annual mean 19.2 °C, monthly max 38.2 °C (January), min 6.5 °C (July), RH 72%; monthly table.
- Climate Design Data: Newcastle upon Tyne, UK
Newcastle upon Tyne, UK climate design data (NASA POWER 2001–2020): annual mean 8.6 °C, monthly max 26.1 °C (July), min -7.3 °C (March), RH 88%; monthly table.
- Climate Design Data: Newcastle, South Africa
Newcastle, South Africa climate design data (NASA POWER 2001–2020): annual mean 17.4 °C, monthly max 41.8 °C (January), min -2.8 °C (June), RH 59%.
- Climate Design Data: Northampton, UK
Northampton, UK climate design data (NASA POWER 2001–2020): annual mean 9.8 °C, monthly max 33.2 °C (July), min -8.5 °C (February), RH 86%; monthly table.
- Climate Design Data: Nottingham, UK
Nottingham, UK climate design data (NASA POWER 2001–2020): annual mean 9.3 °C, monthly max 31.5 °C (July), min -9.3 °C (February), RH 87%; monthly table.
- Climate Design Data: Nowrangapur, India
Nowrangapur, India climate design data (NASA POWER 2001–2020): annual mean 23.9 °C, monthly max 44.4 °C (May), min 6.3 °C (December), RH 69%; monthly table.
- Climate Design Data: Nyeri, Kenya
Nyeri, Kenya climate design data (NASA POWER 2001–2020): annual mean 16.4 °C, monthly max 32.1 °C (February), min 3.7 °C (January), RH 76%; monthly table.
- Climate Design Data: Ogbomoso, Nigeria
Ogbomoso, Nigeria climate design data (NASA POWER 2001–2020): annual mean 25.0 °C, monthly max 40.1 °C (April), min 10.7 °C (January), RH 81%; monthly table.
- Climate Design Data: Okene, Nigeria
Okene, Nigeria climate design data (NASA POWER 2001–2020): annual mean 25.8 °C, monthly max 39.8 °C (April), min 11.9 °C (January), RH 77%; monthly table.
- Climate Design Data: Oldham, UK
Oldham, UK climate design data (NASA POWER 2001–2020): annual mean 8.7 °C, monthly max 29.7 °C (July), min -8.4 °C (February), RH 89%; monthly table.
- Climate Design Data: Ondo, Nigeria
Ondo, Nigeria climate design data (NASA POWER 2001–2020): annual mean 24.9 °C, monthly max 35.6 °C (February), min 12.1 °C (January), RH 88%; monthly table.
- Climate Design Data: Onitsha, Nigeria
Onitsha, Nigeria climate design data (NASA POWER 2001–2020): annual mean 25.6 °C, monthly max 35.4 °C (February), min 11.8 °C (January), RH 85%; monthly table.
- Climate Design Data: Oshawa, Canada
Oshawa, Canada climate design data (NASA POWER 2001–2020): annual mean 8.0 °C, monthly max 35.5 °C (August), min -29.9 °C (February), RH 79%; monthly table.
- Climate Design Data: Osogbo, Nigeria
Osogbo, Nigeria climate design data (NASA POWER 2001–2020): annual mean 25.0 °C, monthly max 40.1 °C (April), min 10.7 °C (January), RH 81%; monthly table.
- Climate Design Data: Ottawa, Canada
Ottawa, Canada climate design data (NASA POWER 2001–2020): annual mean 5.8 °C, monthly max 36.0 °C (July), min -39.9 °C (January), RH 83%; monthly table.
- Climate Design Data: Owerri, Nigeria
Owerri, Nigeria climate design data (NASA POWER 2001–2020): annual mean 25.8 °C, monthly max 34.8 °C (February), min 12.6 °C (January), RH 86%; monthly table.
- Climate Design Data: Oyo, Nigeria
Oyo, Nigeria climate design data (NASA POWER 2001–2020): annual mean 25.1 °C, monthly max 39.1 °C (April), min 11.3 °C (January), RH 82%; monthly table.
- Climate Design Data: Paarl, South Africa
Paarl, South Africa climate design data (NASA POWER 2001–2020): annual mean 17.4 °C, monthly max 42.1 °C (February), min 1.4 °C (July), RH 68%; monthly table.
- Climate Design Data: Pakenham, Australia
Pakenham, Australia climate design data (NASA POWER 2001–2020): annual mean 14.0 °C, monthly max 42.8 °C (January), min -1.1 °C (July), RH 72%; monthly table.
- Climate Design Data: Palmerston North, New Zealand
Palmerston North, New Zealand climate design data (NASA POWER 2001–2020): annual mean 12.3 °C, monthly max 32.8 °C (January), min -1.2 °C (July), RH 84%.
- Climate Design Data: Pasir Mas, Malaysia
Pasir Mas, Malaysia climate design data (NASA POWER 2001–2020): annual mean 26.1 °C, monthly max 40.8 °C (June), min 16.9 °C (February), RH 85%; monthly table.
- Climate Design Data: Patna, India
Patna, India climate design data (NASA POWER 2001–2020): annual mean 26.2 °C, monthly max 48.1 °C (June), min 1.6 °C (January), RH 56%; monthly table.
- Climate Design Data: Paya Terubong, Malaysia
Paya Terubong, Malaysia climate design data (NASA POWER 2001–2020): annual mean 28.3 °C, monthly max 32.2 °C (May), min 23.9 °C (January), RH 78%.
- Climate Design Data: Perth, Australia
Perth, Australia climate design data (NASA POWER 2001–2020): annual mean 19.1 °C, monthly max 37.8 °C (January), min 8.3 °C (September), RH 69%; monthly table.
- Climate Design Data: Pietermaritzburg, South Africa
Pietermaritzburg, South Africa climate design data (NASA POWER 2001–2020): annual mean 17.6 °C, monthly max 40.6 °C (October), min 0.6 °C (August), RH 73%.
- Climate Design Data: Pimpri-Chinchwad, India
Pimpri-Chinchwad, India climate design data (NASA POWER 2001–2020): annual mean 23.9 °C, monthly max 43.2 °C (April), min 6.6 °C (February), RH 67%.
- Climate Design Data: Ping Shan, Hong Kong
Ping Shan, Hong Kong climate design data (NASA POWER 2001–2020): annual mean 23.5 °C, monthly max 34.1 °C (August), min 3.9 °C (January), RH 80%; monthly table.
- Climate Design Data: Plymouth, UK
Plymouth, UK climate design data (NASA POWER 2001–2020): annual mean 10.8 °C, monthly max 25.5 °C (July), min -4.1 °C (March), RH 87%; monthly table.
- Climate Design Data: Polokwane, South Africa
Polokwane, South Africa climate design data (NASA POWER 2001–2020): annual mean 18.6 °C, monthly max 38.7 °C (January), min -1.9 °C (June), RH 58%.
- Climate Design Data: Port Harcourt, Nigeria
Port Harcourt, Nigeria climate design data (NASA POWER 2001–2020): annual mean 25.8 °C, monthly max 34.3 °C (February), min 13.2 °C (January), RH 88%.
- Climate Design Data: Port Macquarie, Australia
Port Macquarie, Australia climate design data (NASA POWER 2001–2020): annual mean 20.3 °C, monthly max 34.9 °C (February), min 9.5 °C (July), RH 74%.
- Climate Design Data: Portlaoise, Ireland
Portlaoise, Ireland climate design data (NASA POWER 2001–2020): annual mean 9.2 °C, monthly max 26.4 °C (June), min -7.9 °C (January), RH 90%; monthly table.
- Climate Design Data: Portsmouth, UK
Portsmouth, UK climate design data (NASA POWER 2001–2020): annual mean 10.8 °C, monthly max 33.7 °C (August), min -7.4 °C (January), RH 85%; monthly table.
- Climate Design Data: Potchefstroom, South Africa
Potchefstroom, South Africa climate design data (NASA POWER 2001–2020): annual mean 17.9 °C, monthly max 40.4 °C (January), min -5.6 °C (August), RH 50%.
- Climate Design Data: Preston, UK
Preston, UK climate design data (NASA POWER 2001–2020): annual mean 8.7 °C, monthly max 27.4 °C (July), min -7.8 °C (December), RH 89%; monthly table.
- Climate Design Data: Pretoria, South Africa
Pretoria, South Africa climate design data (NASA POWER 2001–2020): annual mean 19.8 °C, monthly max 40.7 °C (January), min -2.6 °C (June), RH 51%.
- Climate Design Data: Pune, India
Pune, India climate design data (NASA POWER 2001–2020): annual mean 23.9 °C, monthly max 43.2 °C (April), min 6.6 °C (February), RH 67%; monthly table.
- Climate Design Data: Québec, Canada
Québec, Canada climate design data (NASA POWER 2001–2020): annual mean 3.1 °C, monthly max 29.3 °C (June), min -38.2 °C (February), RH 88%; monthly table.
- Climate Design Data: Rājkot, India
Rājkot, India climate design data (NASA POWER 2001–2020): annual mean 26.8 °C, monthly max 46.1 °C (May), min 5.4 °C (February), RH 56%; monthly table.
- Climate Design Data: Ras Al Khaimah, UAE
Ras Al Khaimah, UAE climate design data (NASA POWER 2001–2020): annual mean 27.9 °C, monthly max 43.0 °C (June), min 11.4 °C (February), RH 57%; monthly table.
- Climate Design Data: Rasapūdipalem, India
Rasapūdipalem, India climate design data (NASA POWER 2001–2020): annual mean 27.4 °C, monthly max 39.7 °C (May), min 17.0 °C (January), RH 76%; monthly table.
- Climate Design Data: Reading, UK
Reading, UK climate design data (NASA POWER 2001–2020): annual mean 10.1 °C, monthly max 35.5 °C (August), min -9.3 °C (February), RH 85%; monthly table.
- Climate Design Data: Regina, Canada
Regina, Canada climate design data (NASA POWER 2001–2020): annual mean 4.2 °C, monthly max 40.9 °C (August), min -46.0 °C (January), RH 71%; monthly table.
- Climate Design Data: Richards Bay, South Africa
Richards Bay, South Africa climate design data (NASA POWER 2001–2020): annual mean 22.5 °C, monthly max 38.6 °C (February), min 9.3 °C (June), RH 73%.
- Climate Design Data: Richmond Hill, Canada
Richmond Hill, Canada climate design data (NASA POWER 2001–2020): annual mean 7.8 °C, monthly max 35.8 °C (August), min -29.2 °C (February), RH 79%.
- Climate Design Data: Richmond, New Zealand
Richmond, New Zealand climate design data (NASA POWER 2001–2020): annual mean 10.1 °C, monthly max 33.7 °C (February), min -5.0 °C (June), RH 81%.
- Climate Design Data: Rockhampton, Australia
Rockhampton, Australia climate design data (NASA POWER 2001–2020): annual mean 22.5 °C, monthly max 41.6 °C (January), min 2.8 °C (July), RH 69%; monthly table.
- Climate Design Data: Rolleston, New Zealand
Rolleston, New Zealand climate design data (NASA POWER 2001–2020): annual mean 11.6 °C, monthly max 37.3 °C (February), min -5.4 °C (June), RH 78%.
- Climate Design Data: Rosemont–La Petite-Patrie, Canada
Rosemont–La Petite-Patrie, Canada climate design data (NASA POWER 2001–2020): annual mean 6.4 °C, monthly max 36.6 °C (July), min -41.5 °C (January), RH 83%.
- Climate Design Data: Rotorua, New Zealand
Rotorua, New Zealand climate design data (NASA POWER 2001–2020): annual mean 13.4 °C, monthly max 31.4 °C (February), min -0.7 °C (July), RH 80%; monthly table.
- Climate Design Data: Rustenburg, South Africa
Rustenburg, South Africa climate design data (NASA POWER 2001–2020): annual mean 20.2 °C, monthly max 42.1 °C (January), min -2.9 °C (June), RH 50%.
- Climate Design Data: Saguenay, Canada
Saguenay, Canada climate design data (NASA POWER 2001–2020): annual mean 2.5 °C, monthly max 32.1 °C (July), min -43.1 °C (January), RH 86%; monthly table.
- Climate Design Data: San Jose del Monte, Philippines
San Jose del Monte, Philippines climate design data (NASA POWER 2001–2020): annual mean 25.3 °C, monthly max 38.4 °C (May), min 16.0 °C (January), RH 86%.
- Climate Design Data: San Pablo, Philippines
San Pablo, Philippines climate design data (NASA POWER 2001–2020): annual mean 25.9 °C, monthly max 37.9 °C (August), min 16.0 °C (January), RH 85%.
- Climate Design Data: Sandakan, Malaysia
Sandakan, Malaysia climate design data (NASA POWER 2001–2020): annual mean 27.2 °C, monthly max 32.0 °C (May), min 23.1 °C (February), RH 85%; monthly table.
- Climate Design Data: Santol, Philippines
Santol, Philippines climate design data (NASA POWER 2001–2020): annual mean 26.5 °C, monthly max 40.3 °C (May), min 15.7 °C (January), RH 81%; monthly table.
- Climate Design Data: Saskatoon, Canada
Saskatoon, Canada climate design data (NASA POWER 2001–2020): annual mean 3.6 °C, monthly max 37.7 °C (July), min -44.9 °C (January), RH 73%; monthly table.
- Climate Design Data: Selayang Baru Utara, Malaysia
Selayang Baru Utara, Malaysia climate design data (NASA POWER 2001–2020): annual mean 24.6 °C, monthly max 32.3 °C (March), min 15.9 °C (February), RH 88%.
- Climate Design Data: Seremban, Malaysia
Seremban, Malaysia climate design data (NASA POWER 2001–2020): annual mean 27.2 °C, monthly max 35.0 °C (April), min 20.7 °C (February), RH 82%; monthly table.
- Climate Design Data: Shah Alam, Malaysia
Shah Alam, Malaysia climate design data (NASA POWER 2001–2020): annual mean 27.8 °C, monthly max 33.2 °C (April), min 22.4 °C (February), RH 80%; monthly table.
- Climate Design Data: Sheffield, UK
Sheffield, UK climate design data (NASA POWER 2001–2020): annual mean 9.3 °C, monthly max 31.3 °C (July), min -8.8 °C (December), RH 86%; monthly table.
- Climate Design Data: Sligo, Ireland
Sligo, Ireland climate design data (NASA POWER 2001–2020): annual mean 10.4 °C, monthly max 25.2 °C (June), min -0.7 °C (March), RH 85%; monthly table.
- Climate Design Data: Sokoto, Nigeria
Sokoto, Nigeria climate design data (NASA POWER 2001–2020): annual mean 27.8 °C, monthly max 44.9 °C (April), min 7.7 °C (January), RH 44%; monthly table.
- Climate Design Data: Somerset West, South Africa
Somerset West, South Africa climate design data (NASA POWER 2001–2020): annual mean 16.5 °C, monthly max 38.7 °C (February), min 3.9 °C (July), RH 74%.
- Climate Design Data: Soshanguve, South Africa
Soshanguve, South Africa climate design data (NASA POWER 2001–2020): annual mean 19.8 °C, monthly max 40.7 °C (January), min -2.6 °C (June), RH 51%.
- Climate Design Data: Southampton, UK
Southampton, UK climate design data (NASA POWER 2001–2020): annual mean 10.8 °C, monthly max 33.7 °C (August), min -7.4 °C (January), RH 85%; monthly table.
- Climate Design Data: Southend-on-Sea, UK
Southend-on-Sea, UK climate design data (NASA POWER 2001–2020): annual mean 10.8 °C, monthly max 30.7 °C (July), min -5.2 °C (January), RH 85%; monthly table.
- Climate Design Data: Soweto, South Africa
Soweto, South Africa climate design data (NASA POWER 2001–2020): annual mean 17.0 °C, monthly max 39.4 °C (January), min -5.7 °C (June), RH 54%; monthly table.
- Climate Design Data: Srinagar, India
Srinagar, India climate design data (NASA POWER 2001–2020): annual mean 9.1 °C, monthly max 32.2 °C (June), min -20.5 °C (January), RH 55%; monthly table.
- Climate Design Data: St Helens, UK
St Helens, UK climate design data (NASA POWER 2001–2020): annual mean 9.1 °C, monthly max 28.0 °C (July), min -7.6 °C (December), RH 89%; monthly table.
- Climate Design Data: Stoke, New Zealand
Stoke, New Zealand climate design data (NASA POWER 2001–2020): annual mean 10.1 °C, monthly max 33.7 °C (February), min -5.0 °C (June), RH 81%; monthly table.
- Climate Design Data: Stoke-on-Trent, UK
Stoke-on-Trent, UK climate design data (NASA POWER 2001–2020): annual mean 9.1 °C, monthly max 30.5 °C (July), min -9.1 °C (December), RH 88%; monthly table.
- Climate Design Data: Sungai Petani, Malaysia
Sungai Petani, Malaysia climate design data (NASA POWER 2001–2020): annual mean 26.2 °C, monthly max 34.1 °C (May), min 18.2 °C (February), RH 84%.
- Climate Design Data: Sunshine Coast, Australia
Sunshine Coast, Australia climate design data (NASA POWER 2001–2020): annual mean 21.6 °C, monthly max 34.6 °C (January), min 9.0 °C (July), RH 73%.
- Climate Design Data: Surat, India
Surat, India climate design data (NASA POWER 2001–2020): annual mean 27.3 °C, monthly max 46.3 °C (May), min 7.8 °C (February), RH 60%; monthly table.
- Climate Design Data: Surrey, Canada
Surrey, Canada climate design data (NASA POWER 2001–2020): annual mean 10.6 °C, monthly max 31.9 °C (July), min -10.7 °C (January), RH 81%; monthly table.
- Climate Design Data: Swansea, UK
Swansea, UK climate design data (NASA POWER 2001–2020): annual mean 10.8 °C, monthly max 27.3 °C (July), min -4.5 °C (February), RH 87%; monthly table.
- Climate Design Data: Swindon, UK
Swindon, UK climate design data (NASA POWER 2001–2020): annual mean 10.0 °C, monthly max 34.7 °C (August), min -9.8 °C (February), RH 86%; monthly table.
- Climate Design Data: Taiping, Malaysia
Taiping, Malaysia climate design data (NASA POWER 2001–2020): annual mean 26.8 °C, monthly max 32.9 °C (April), min 20.0 °C (January), RH 82%; monthly table.
- Climate Design Data: Tallaght, Ireland
Tallaght, Ireland climate design data (NASA POWER 2001–2020): annual mean 10.1 °C, monthly max 24.3 °C (July), min -2.2 °C (February), RH 88%; monthly table.
- Climate Design Data: Tarlac City, Philippines
Tarlac City, Philippines climate design data (NASA POWER 2001–2020): annual mean 26.7 °C, monthly max 41.8 °C (April), min 14.9 °C (January), RH 80%.
- Climate Design Data: Tarneit, Australia
Tarneit, Australia climate design data (NASA POWER 2001–2020): annual mean 14.4 °C, monthly max 43.0 °C (February), min -0.1 °C (July), RH 72%; monthly table.
- Climate Design Data: Taupo, New Zealand
Taupo, New Zealand climate design data (NASA POWER 2001–2020): annual mean 11.8 °C, monthly max 34.3 °C (February), min -3.2 °C (June), RH 80%; monthly table.
- Climate Design Data: Tauranga, New Zealand
Tauranga, New Zealand climate design data (NASA POWER 2001–2020): annual mean 15.7 °C, monthly max 26.9 °C (February), min 4.4 °C (August), RH 79%.
- Climate Design Data: Tawau, Malaysia
Tawau, Malaysia climate design data (NASA POWER 2001–2020): annual mean 27.6 °C, monthly max 30.9 °C (May), min 24.0 °C (February), RH 82%; monthly table.
- Climate Design Data: Teluk Intan, Malaysia
Teluk Intan, Malaysia climate design data (NASA POWER 2001–2020): annual mean 25.4 °C, monthly max 32.3 °C (April), min 17.3 °C (February), RH 86%.
- Climate Design Data: Thāne, India
Thāne, India climate design data (NASA POWER 2001–2020): annual mean 26.8 °C, monthly max 44.9 °C (April), min 10.4 °C (February), RH 67%; monthly table.
- Climate Design Data: Timaru, New Zealand
Timaru, New Zealand climate design data (NASA POWER 2001–2020): annual mean 11.4 °C, monthly max 27.7 °C (January), min -1.0 °C (August), RH 77%; monthly table.
- Climate Design Data: Tirunelveli, India
Tirunelveli, India climate design data (NASA POWER 2001–2020): annual mean 25.8 °C, monthly max 39.8 °C (April), min 14.6 °C (December), RH 79%; monthly table.
- Climate Design Data: Toowoomba, Australia
Toowoomba, Australia climate design data (NASA POWER 2001–2020): annual mean 18.7 °C, monthly max 43.1 °C (February), min -3.5 °C (July), RH 66%; monthly table.
- Toronto Climatic Design Data for Building Projects
Toronto winter and summer climatic design values in SI and IP units, with Ontario Building Code applicability, location-selection and future-climate caveats.
- Climate Design Data: Townsville, Australia
Townsville, Australia climate design data (NASA POWER 2001–2020): annual mean 24.1 °C, monthly max 42.1 °C (November), min 5.9 °C (July), RH 71%; monthly table.
- Climate Design Data: Tralee, Ireland
Tralee, Ireland climate design data (NASA POWER 2001–2020): annual mean 11.1 °C, monthly max 24.0 °C (July), min -1.7 °C (March), RH 85%; monthly table.
- Climate Design Data: Trois-Rivières, Canada
Trois-Rivières, Canada climate design data (NASA POWER 2001–2020): annual mean 4.5 °C, monthly max 34.0 °C (June), min -42.1 °C (January), RH 87%.
- Climate Design Data: Tullamore, Ireland
Tullamore, Ireland climate design data (NASA POWER 2001–2020): annual mean 9.3 °C, monthly max 26.6 °C (July), min -7.0 °C (January), RH 90%; monthly table.
- Climate Design Data: Ukunda, Kenya
Ukunda, Kenya climate design data (NASA POWER 2001–2020): annual mean 26.7 °C, monthly max 36.1 °C (February), min 20.0 °C (July), RH 75%; monthly table.
- Climate Design Data: Umuahia, Nigeria
Umuahia, Nigeria climate design data (NASA POWER 2001–2020): annual mean 25.5 °C, monthly max 34.2 °C (February), min 12.7 °C (January), RH 86%; monthly table.
- Climate Design Data: Upper Hutt, New Zealand
Upper Hutt, New Zealand climate design data (NASA POWER 2001–2020): annual mean 12.6 °C, monthly max 27.2 °C (February), min 2.2 °C (August), RH 84%.
- Climate Design Data: Uyo, Nigeria
Uyo, Nigeria climate design data (NASA POWER 2001–2020): annual mean 25.9 °C, monthly max 33.7 °C (May), min 14.5 °C (January), RH 87%; monthly table.
- Climate Design Data: Vadodara, India
Vadodara, India climate design data (NASA POWER 2001–2020): annual mean 27.4 °C, monthly max 48.6 °C (May), min 5.7 °C (February), RH 52%; monthly table.
- Climate Design Data: Valenzuela, Philippines
Valenzuela, Philippines climate design data (NASA POWER 2001–2020): annual mean 25.8 °C, monthly max 38.0 °C (April), min 16.0 °C (January), RH 85%.
- Vancouver Climatic Design Data for Building Projects
Vancouver winter and summer climatic design values in SI and IP units, with VBBL 2025, climate zone 4, weather-file and future-climate caveats.
- Climate Design Data: Vancouver, Canada
Vancouver, Canada climate design data (NASA POWER 2001–2020): annual mean 10.6 °C, monthly max 31.9 °C (July), min -10.7 °C (January), RH 81%; monthly table.
- Climate Design Data: Vanderbijlpark, South Africa
Vanderbijlpark, South Africa climate design data (NASA POWER 2001–2020): annual mean 17.0 °C, monthly max 39.4 °C (January), min -5.7 °C (June), RH 54%.
- Climate Design Data: Varanasi, India
Varanasi, India climate design data (NASA POWER 2001–2020): annual mean 26.6 °C, monthly max 48.7 °C (June), min 2.2 °C (December), RH 52%; monthly table.
- Climate Design Data: Victoria, Canada
Victoria, Canada climate design data (NASA POWER 2001–2020): annual mean 10.6 °C, monthly max 32.3 °C (July), min -7.6 °C (December), RH 81%; monthly table.
- Climate Design Data: Vijayawada, India
Vijayawada, India climate design data (NASA POWER 2001–2020): annual mean 28.0 °C, monthly max 48.4 °C (May), min 11.3 °C (December), RH 70%; monthly table.
- Climate Design Data: Virār, India
Virār, India climate design data (NASA POWER 2001–2020): annual mean 27.2 °C, monthly max 34.7 °C (March), min 17.0 °C (February), RH 74%; monthly table.
- Climate Design Data: Wainuiomata, New Zealand
Wainuiomata, New Zealand climate design data (NASA POWER 2001–2020): annual mean 13.2 °C, monthly max 25.9 °C (January), min 3.9 °C (August), RH 82%.
- Climate Design Data: Wajir, Kenya
Wajir, Kenya climate design data (NASA POWER 2001–2020): annual mean 28.6 °C, monthly max 41.8 °C (March), min 15.8 °C (January), RH 56%; monthly table.
- Climate Design Data: Warri, Nigeria
Warri, Nigeria climate design data (NASA POWER 2001–2020): annual mean 25.8 °C, monthly max 35.2 °C (February), min 13.4 °C (January), RH 88%; monthly table.
- Climate Design Data: Waterford, Ireland
Waterford, Ireland climate design data (NASA POWER 2001–2020): annual mean 9.7 °C, monthly max 26.8 °C (August), min -6.0 °C (January), RH 89%; monthly table.
- Climate Design Data: Welkom, South Africa
Welkom, South Africa climate design data (NASA POWER 2001–2020): annual mean 17.6 °C, monthly max 41.6 °C (January), min -5.6 °C (August), RH 50%.
- Climate Design Data: Wellington, New Zealand
Wellington, New Zealand climate design data (NASA POWER 2001–2020): annual mean 13.2 °C, monthly max 25.9 °C (January), min 3.9 °C (August), RH 82%.
- Climate Design Data: Wexford, Ireland
Wexford, Ireland climate design data (NASA POWER 2001–2020): annual mean 10.6 °C, monthly max 24.0 °C (August), min -2.3 °C (March), RH 87%; monthly table.
- Climate Design Data: Whanganui, New Zealand
Whanganui, New Zealand climate design data (NASA POWER 2001–2020): annual mean 13.8 °C, monthly max 30.2 °C (January), min 2.8 °C (August), RH 81%.
- Climate Design Data: Whangarei, New Zealand
Whangarei, New Zealand climate design data (NASA POWER 2001–2020): annual mean 16.2 °C, monthly max 31.4 °C (February), min 4.6 °C (August), RH 78%.
- Climate Design Data: Windsor, Canada
Windsor, Canada climate design data (NASA POWER 2001–2020): annual mean 9.2 °C, monthly max 36.6 °C (August), min -27.4 °C (February), RH 79%; monthly table.
- Climate Design Data: Winnipeg, Canada
Winnipeg, Canada climate design data (NASA POWER 2001–2020): annual mean 3.3 °C, monthly max 38.2 °C (August), min -44.5 °C (January), RH 78%; monthly table.
- Climate Design Data: Wollongong, Australia
Wollongong, Australia climate design data (NASA POWER 2001–2020): annual mean 15.6 °C, monthly max 42.1 °C (February), min 0.1 °C (July), RH 73%; monthly table.
- Climate Design Data: Wolverhampton, UK
Wolverhampton, UK climate design data (NASA POWER 2001–2020): annual mean 9.6 °C, monthly max 32.0 °C (July), min -9.3 °C (February), RH 87%; monthly table.
- Climate Design Data Workflow for Albuquerque, NM
How architects should retrieve and document authoritative climate design conditions for Albuquerque, NM, including station, percentile, units, edition, and code checks.
- Climate Design Data Workflow for Anchorage, AK
How architects should retrieve and document authoritative climate design conditions for Anchorage, AK, including station, percentile, units, edition, and code checks.
- Climate Design Data Workflow for Atlanta, GA
How architects should retrieve and document authoritative climate design conditions for Atlanta, GA, including station, percentile, units, edition, and code checks.
- Climate Design Data Workflow for Austin, TX
How architects should retrieve and document authoritative climate design conditions for Austin, TX, including station, percentile, units, edition, and code checks.
- Climate Design Data Workflow for Boise, ID
How architects should retrieve and document authoritative climate design conditions for Boise, ID, including station, percentile, units, edition, and code checks.
- Climate Design Data Workflow for Boston, MA
How architects should retrieve and document authoritative climate design conditions for Boston, MA, including station, percentile, units, edition, and code checks.
- Climate Design Data Workflow for Chicago, IL
How architects should retrieve and document authoritative climate design conditions for Chicago, IL, including station, percentile, units, edition, and code checks.
- Climate Design Data Workflow for Dallas, TX
How architects should retrieve and document authoritative climate design conditions for Dallas, TX, including station, percentile, units, edition, and code checks.
- Climate Design Data Workflow for Denver, CO
How architects should retrieve and document authoritative climate design conditions for Denver, CO, including station, percentile, units, edition, and code checks.
- Climate Design Data Workflow for Honolulu, HI
How architects should retrieve and document authoritative climate design conditions for Honolulu, HI, including station, percentile, units, edition, and code checks.
- Climate Design Data Workflow for Houston, TX
How architects should retrieve and document authoritative climate design conditions for Houston, TX, including station, percentile, units, edition, and code checks.
- Climate Design Data Workflow for Las Vegas, NV
How architects should retrieve and document authoritative climate design conditions for Las Vegas, NV, including station, percentile, units, edition, and code checks.
- Climate Design Data Workflow for Los Angeles, CA
How architects should retrieve and document authoritative climate design conditions for Los Angeles, CA, including station, percentile, units, edition, and code checks.
- Climate Design Data Workflow for Miami, FL
How architects should retrieve and document authoritative climate design conditions for Miami, FL, including station, percentile, units, edition, and code checks.
- Climate Design Data Workflow for Minneapolis, MN
How architects should retrieve and document authoritative climate design conditions for Minneapolis, MN, including station, percentile, units, edition, and code checks.
- Climate Design Data Workflow for Nashville, TN
How architects should retrieve and document authoritative climate design conditions for Nashville, TN, including station, percentile, units, edition, and code checks.
- Climate Design Data Workflow for New Orleans, LA
How architects should retrieve and document authoritative climate design conditions for New Orleans, LA, including station, percentile, units, edition, and code checks.
- Climate Design Data Workflow for New York, NY
How architects should retrieve and document authoritative climate design conditions for New York, NY, including station, percentile, units, edition, and code checks.
- Climate Design Data Workflow for Portland, OR
How architects should retrieve and document authoritative climate design conditions for Portland, OR, including station, percentile, units, edition, and code checks.
- Climate Design Data Workflow for Salt Lake City, UT
How architects should retrieve and document authoritative climate design conditions for Salt Lake City, UT, including station, percentile, units, edition, and code checks.
- Climate Design Data Workflow for San Diego, CA
How architects should retrieve and document authoritative climate design conditions for San Diego, CA, including station, percentile, units, edition, and code checks.
- Climate Design Data Workflow for San Francisco, CA
How architects should retrieve and document authoritative climate design conditions for San Francisco, CA, including station, percentile, units, edition, and code checks.
- Climate Design Data Workflow for Seattle, WA
How architects should retrieve and document authoritative climate design conditions for Seattle, WA, including station, percentile, units, edition, and code checks.
- Climate Design Data Workflow for Tucson, AZ
How architects should retrieve and document authoritative climate design conditions for Tucson, AZ, including station, percentile, units, edition, and code checks.
- Climate Design Data Workflow for Washington, DC
How architects should retrieve and document authoritative climate design conditions for Washington, DC, including station, percentile, units, edition, and code checks.
- Climate Design Data: Yenagoa, Nigeria
Yenagoa, Nigeria climate design data (NASA POWER 2001–2020): annual mean 25.9 °C, monthly max 34.1 °C (February), min 13.5 °C (January), RH 88%; monthly table.
- Climate Design Data: Yola, Nigeria
Yola, Nigeria climate design data (NASA POWER 2001–2020): annual mean 27.5 °C, monthly max 43.9 °C (March), min 10.3 °C (January), RH 55%; monthly table.
- Climate Design Data: Yuen Long San Hui, Hong Kong
Yuen Long San Hui, Hong Kong climate design data (NASA POWER 2001–2020): annual mean 23.5 °C, monthly max 34.1 °C (August), min 3.9 °C (January), RH 80%.
- Climate Design Data: Zamboanga, Philippines
Zamboanga, Philippines climate design data (NASA POWER 2001–2020): annual mean 27.5 °C, monthly max 32.1 °C (May), min 24.1 °C (January), RH 81%; monthly table.
- Climate Design Data: Zaria, Nigeria
Zaria, Nigeria climate design data (NASA POWER 2001–2020): annual mean 24.4 °C, monthly max 41.2 °C (April), min 6.5 °C (January), RH 58%; monthly table.
- Climate Design Data: Zayed City, UAE
Zayed City, UAE climate design data (NASA POWER 2001–2020): annual mean 28.8 °C, monthly max 49.3 °C (June), min 6.0 °C (February), RH 42%; monthly table.
- Heating & Cooling Design Temperatures (99%, 1% / 0.4%)
Learn how 99% heating and 1% or 0.4% cooling design temperatures support equipment sizing, and why they are not record extremes.
- Climate & Energy Design Data: Hong Kong
Hong Kong climate & energy design data for architects: 5 city pages covering climate design data, each with a reproducible location record and source path.
- IECC Envelope Requirements by Climate Zone
See how IECC insulation, fenestration U-factor, and SHGC requirements vary by climate zone, with an adopted-edition verification worksheet.
- Climate & Energy Design Data: India
India climate & energy design data for architects: 40 city pages covering climate design data, each with a reproducible location record and source path.
- Climate & Energy Design Data: Ireland
Ireland climate & energy design data for architects: 27 city pages covering climate design data, each with a reproducible location record and source path.
- Climate & Energy Design Data: Kenya
Kenya climate & energy design data for architects: 33 city pages covering climate design data, each with a reproducible location record and source path.
- Climate & Energy Design Data: Malaysia
Malaysia climate & energy design data for architects: 27 city pages covering climate design data, each with a reproducible location record and source path.
- Climate & Energy Design Data: New Zealand
New Zealand climate & energy design data for architects: 29 city pages covering climate design data, each with a reproducible location record and source path.
- Climate & Energy Design Data: Nigeria
Nigeria climate & energy design data for architects: 44 city pages covering climate design data, each with a reproducible location record and source path.
- Climate & Energy Design Data: Philippines
Philippines climate & energy design data for architects: 22 city pages covering climate design data, each with a reproducible location record and source path.
- Climate & Energy Design Data: South Africa
South Africa climate & energy design data for architects: 32 city pages covering climate design data, each with a reproducible location record and source path.
- UK Building Climate and Weather Data Explained
How UK architects should choose Met Office climate normals, CIBSE TRY and DSY files, future scenarios, and the correct national building-regulations guidance.
- Climate & Energy Design Data: United Arab Emirates
United Arab Emirates climate & energy design data for architects: 18 city pages with reproducible location records and source paths.
- Climate & Energy Design Data: United Kingdom
United Kingdom climate & energy design data for architects: 41 city pages with reproducible location records and source paths.