Climate & Energy Design Data
Climate Design Data: Bacolod City, Philippines
How to research climate design data for a specific site in Bacolod City — the controlling authority, source documents, and checks to run before you rely on a number.
Last updated August 31, 2026 · Location data from the [GeoNames PH dump](https://download.geonames.org/export/dump/PH.zip) (CC BY 4.0, snapshot 2026-08-31, GeoNames ID 1729564). Regulatory starting point: [Department of Public Works and Highways and the local Office of the Building Official](https://www.dpwh.gov.ph/dpwh/references/laws_codes_orders/PD1096). Figures are illustrative — verify against the current locally adopted edition for the site. Climate screening data from the [NASA POWER Climatology API documentation](https://power.larc.nasa.gov/docs/services/api/temporal/climatology/) and [exact point response](https://power.larc.nasa.gov/api/temporal/climatology/point?parameters=T2M%2CT2M_MAX%2CT2M_MIN%2CRH2M%2CPRECTOTCORR%2CWS10M&community=SB&longitude=122.95&latitude=10.66667&format=JSON), retrieved 2026-08-31; source period: 20-year Meteorological and Solar Monthly & Annual Climatologies (January 2001 - December 2020). NASA POWER values are gridded screening statistics, not code design conditions or guaranteed local observations.
Direct answer
NASA POWER's 2001–2020 climatology at the Bacolod City reference point reports an annual mean 2 m temperature of 25.2 °C and relative humidity of 86.5%. The highest monthly maximum is 39.0 °C in May, while the lowest monthly minimum is 17.1 °C in January; these are screening statistics, not code design temperatures. The point response uses LST and the 20-year Meteorological and Solar Monthly & Annual Climatologies (January 2001 - December 2020); its annual corrected precipitation is 6.16 mm/day and annual 10 m wind speed is 3.57 m/s. For climate design data, use the 39.0 °C and 17.1 °C monthly extrema to screen seasonal exposure, then obtain the adopted percentile design conditions. NASA POWER is gridded climatology: verify elevation, microclimate, urban exposure, station or weather-file suitability, current code edition and the authority's required source before design use.
Prepared by Harth · Harth transformed the cited NASA POWER climatology into this screening table; project design conditions and local applicability remain unreviewed · Published 2026-08-26 · Updated 2026-08-31.
What must be verified for Bacolod City?
Bacolod City is represented here at approximately 10.6667, 122.9500 for discovery and workflow planning. A project address, parcel, elevation, exposure, authority, and submission date must replace that city-centre reference before design use.
How should climate design data be established?
- Fix the surveyed site and local time basis.
- Select an authoritative weather source or a named solar-position algorithm.
- Record period, percentile or scenario and units.
- Test sensitivity to elevation, exposure, urban form and horizon.
- Save the source file, retrieval date and checker in the model record.
| Input | Project-specific evidence | QA question |
|---|---|---|
| Site | surveyed coordinates, elevation and horizon | Does the point represent the building? |
| Weather/solar method | named dataset, algorithm, period and time basis | Are station, time zone and units explicit? |
| Design scenario | current and future scenario agreed by the team | Is an average being mistaken for an extreme? |
| Compliance | adopted local document and edition | Was applicability confirmed with the authority? |
What are the limits of this worksheet?
This climate-design-workflow page is a project-starting worksheet, not a design value or approval. The controlling authority and qualified professionals for the Bacolod City site remain authoritative.
Which related searches does this primary location record cover?
This primary route consolidates the location evidence needed for Climate Design Data, Weather File Guide, Overheating Weather Data, Building Climate Checklist. A narrower route should be released only when it adds a materially different official source, calculation, process, threshold or worked example.
Bacolod City NASA POWER monthly climate screening table
| Month | Mean °C | Monthly max °C | Monthly min °C | RH % | Precipitation mm/day | Wind at 10 m m/s |
|---|---|---|---|---|---|---|
| January | 23.93 | 31.69 | 17.06 | 89.53 | 3.44 | 4.82 |
| February | 24.27 | 33.70 | 17.50 | 84.98 | 2.65 | 4.75 |
| March | 25.49 | 35.82 | 18.29 | 79.95 | 2.12 | 4.36 |
| April | 27.05 | 37.69 | 18.11 | 74.84 | 2.11 | 3.77 |
| May | 27.17 | 38.97 | 21.37 | 78.63 | 5.45 | 2.68 |
| June | 25.73 | 35.63 | 21.37 | 86.30 | 9.18 | 2.58 |
| July | 24.97 | 30.82 | 20.88 | 89.62 | 10.25 | 3.04 |
| August | 24.85 | 30.05 | 20.82 | 90.41 | 9.41 | 3.45 |
| September | 24.86 | 30.81 | 20.47 | 90.49 | 8.75 | 2.99 |
| October | 24.87 | 30.81 | 20.44 | 90.80 | 8.72 | 2.84 |
| November | 24.78 | 29.53 | 19.79 | 91.05 | 5.65 | 3.44 |
| December | 24.48 | 30.22 | 19.20 | 91.07 | 5.95 | 4.14 |
Month-by-month climate interpretation
- January: mean temperature 23.93 °C is 1.28 °C below the annual mean; the monthly max–min span is 14.63 °C. Relative humidity is 89.53% (3.04 points above annual), while corrected precipitation at 3.44 mm/day is 2.72 mm/day drier than the annual daily rate.
- February: mean temperature 24.27 °C is 0.94 °C below the annual mean; the monthly max–min span is 16.20 °C. Relative humidity is 84.98% (1.51 points below annual), while corrected precipitation at 2.65 mm/day is 3.51 mm/day drier than the annual daily rate.
- March: mean temperature 25.49 °C is 0.28 °C above the annual mean; the monthly max–min span is 17.53 °C. Relative humidity is 79.95% (6.54 points below annual), while corrected precipitation at 2.12 mm/day is 4.04 mm/day drier than the annual daily rate.
- April: mean temperature 27.05 °C is 1.84 °C above the annual mean; the monthly max–min span is 19.58 °C. Relative humidity is 74.84% (11.65 points below annual), while corrected precipitation at 2.11 mm/day is 4.05 mm/day drier than the annual daily rate.
- May: mean temperature 27.17 °C is 1.96 °C above the annual mean; the monthly max–min span is 17.60 °C. Relative humidity is 78.63% (7.86 points below annual), while corrected precipitation at 5.45 mm/day is 0.71 mm/day drier than the annual daily rate.
- June: mean temperature 25.73 °C is 0.52 °C above the annual mean; the monthly max–min span is 14.26 °C. Relative humidity is 86.30% (0.19 points below annual), while corrected precipitation at 9.18 mm/day is 3.02 mm/day wetter than the annual daily rate.
- July: mean temperature 24.97 °C is 0.24 °C below the annual mean; the monthly max–min span is 9.94 °C. Relative humidity is 89.62% (3.13 points above annual), while corrected precipitation at 10.25 mm/day is 4.09 mm/day wetter than the annual daily rate.
- August: mean temperature 24.85 °C is 0.36 °C below the annual mean; the monthly max–min span is 9.23 °C. Relative humidity is 90.41% (3.92 points above annual), while corrected precipitation at 9.41 mm/day is 3.25 mm/day wetter than the annual daily rate.
- September: mean temperature 24.86 °C is 0.35 °C below the annual mean; the monthly max–min span is 10.34 °C. Relative humidity is 90.49% (4.00 points above annual), while corrected precipitation at 8.75 mm/day is 2.59 mm/day wetter than the annual daily rate.
- October: mean temperature 24.87 °C is 0.34 °C below the annual mean; the monthly max–min span is 10.37 °C. Relative humidity is 90.80% (4.31 points above annual), while corrected precipitation at 8.72 mm/day is 2.56 mm/day wetter than the annual daily rate.
- November: mean temperature 24.78 °C is 0.43 °C below the annual mean; the monthly max–min span is 9.74 °C. Relative humidity is 91.05% (4.56 points above annual), while corrected precipitation at 5.65 mm/day is 0.51 mm/day drier than the annual daily rate.
- December: mean temperature 24.48 °C is 0.73 °C below the annual mean; the monthly max–min span is 11.02 °C. Relative humidity is 91.07% (4.58 points above annual), while corrected precipitation at 5.95 mm/day is 0.21 mm/day drier than the annual daily rate.
Harth retrieved this point climatology from NASA POWER API v2.9.7 for location record 1729564. It is a reproducible screening dataset, not an hourly weather file, forecast, code design condition or substitute for local professional review.
Where can you explore related guidance?
- Explore all climate data guidance
- Climate Design Data: Lapu-Lapu City, Philippines
- Climate Design Data: Cagayan de Oro, Philippines
- Climate Design Data: Butuan, Philippines
- Climate Design Data: Cotabato, Philippines
Sources and method
Location data from the GeoNames PH dump (CC BY 4.0, snapshot 2026-08-31, GeoNames ID 1729564). Regulatory starting point: Department of Public Works and Highways and the local Office of the Building Official. Figures are illustrative — verify against the current locally adopted edition for the site. Climate screening data from the NASA POWER Climatology API documentation and exact point response, retrieved 2026-08-31; source period: 20-year Meteorological and Solar Monthly & Annual Climatologies (January 2001 - December 2020). NASA POWER values are gridded screening statistics, not code design conditions or guaranteed local observations.
Source links
Frequently asked questions
What does NASA POWER climatology show for Bacolod City?
For the Bacolod City reference point, the 2001–2020 NASA POWER climatology reports 25.2 °C annual mean temperature, 86.5% relative humidity and 6.16 mm/day corrected precipitation. The monthly maximum peaks at 39.0 °C in May.
Can the Bacolod City climatology replace project design temperatures or an hourly weather file?
No. The Bacolod City response is gridded monthly climatology; its lowest monthly minimum of 17.1 °C in January is not a code percentile or observed site extreme. Verify elevation, local exposure, the required weather file or design-condition source and the current adopted code.
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