Solar & Daylight Data
Sun Path: Newcastle upon Tyne, UK
How to research sun path for a specific site in Newcastle upon Tyne — 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 GB dump](https://download.geonames.org/export/dump/GB.zip) (CC BY 4.0, snapshot 2026-08-31, GeoNames ID 2641673). Regulatory starting point: [UK and devolved building-control authorities](https://www.gov.uk/government/collections/approved-documents). Figures are illustrative — verify against the current locally adopted edition for the site. Solar-method context: [NOAA Solar Calculation Details](https://gml.noaa.gov/grad/solcalc/calcdetails.html); the Harth monthly table uses a simpler declination and geometric-daylight approximation whose stated limitations must be retained.
Direct answer
For Newcastle upon Tyne at 54.9733, -1.6140, the declination-only solar-noon altitude is approximately 58.5° at the June solstice, 35.0° at an equinox and 11.6° at the December solstice. Refine these geometry checks with the project date, civil time, facade azimuth, terrain and local horizon. The reproducible location record is GeoNames ID 2641673 in administrative area ENG, at 54.9733, -1.6140; replace it with the surveyed parcel point before relying on the result. As a transparent geometry check, declination-only solar-noon altitude is about 58.5° at the June solstice, 35.0° at an equinox and 11.6° at the December solstice. Representative 21st-day geometry ranges from about 6.9 hours in December to 17.1 hours in June; this excludes atmospheric refraction, terrain and obstruction effects. The cited national authority is a discovery starting point; current local documents and a named qualified reviewer control project use of this sun path record.
Prepared by Harth · Prepared from the cited location and country sources; local project inputs remain unreviewed · Published 2026-08-26 · Updated 2026-08-31.
What must be verified for Newcastle upon Tyne?
Newcastle upon Tyne is represented here at approximately 54.9733, -1.6140 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 sun path 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 sun-path-workflow page is a project-starting worksheet, not a design value or approval. The controlling authority and qualified professionals for the Newcastle upon Tyne site remain authoritative.
Which related searches does this primary location record cover?
This primary route consolidates the location evidence needed for Sun Path, Solar Altitude & Azimuth, Solar Shading Design, Daylight & Orientation. A narrower route should be released only when it adds a materially different official source, calculation, process, threshold or worked example.
Newcastle upon Tyne monthly solar geometry check for sun path
| Representative date | Declination | Solar-noon altitude | Geometric daylight |
|---|---|---|---|
| 21 January | -20.14° | 14.9° | 7.8 h |
| 21 February | -11.23° | 23.8° | 9.8 h |
| 21 March | -0.40° | 34.6° | 11.9 h |
| 21 April | +11.58° | 46.6° | 14.3 h |
| 21 May | +20.14° | 55.2° | 16.2 h |
| 21 June | +23.45° | 58.5° | 17.1 h |
| 21 July | +20.44° | 55.5° | 16.3 h |
| 21 August | +11.75° | 46.8° | 14.3 h |
| 21 September | -0.20° | 34.8° | 12.0 h |
| 21 October | -11.75° | 23.3° | 9.7 h |
| 21 November | -20.44° | 14.6° | 7.7 h |
| 21 December | -23.45° | 11.6° | 6.9 h |
Month-by-month geometry interpretation
- 21 January: approximate solar-noon altitude 14.9° (zenith angle 75.1°) and 7.8 hours of geometric daylight. That is 0.9 hours longer than the preceding representative date in this annual sequence.
- 21 February: approximate solar-noon altitude 23.8° (zenith angle 66.2°) and 9.8 hours of geometric daylight. That is 2.0 hours longer than the preceding representative date in this annual sequence.
- 21 March: approximate solar-noon altitude 34.6° (zenith angle 55.4°) and 11.9 hours of geometric daylight. That is 2.1 hours longer than the preceding representative date in this annual sequence.
- 21 April: approximate solar-noon altitude 46.6° (zenith angle 43.4°) and 14.3 hours of geometric daylight. That is 2.3 hours longer than the preceding representative date in this annual sequence.
- 21 May: approximate solar-noon altitude 55.2° (zenith angle 34.8°) and 16.2 hours of geometric daylight. That is 1.9 hours longer than the preceding representative date in this annual sequence.
- 21 June: approximate solar-noon altitude 58.5° (zenith angle 31.5°) and 17.1 hours of geometric daylight. That is 0.9 hours longer than the preceding representative date in this annual sequence.
- 21 July: approximate solar-noon altitude 55.5° (zenith angle 34.5°) and 16.3 hours of geometric daylight. That is 0.8 hours shorter than the preceding representative date in this annual sequence.
- 21 August: approximate solar-noon altitude 46.8° (zenith angle 43.2°) and 14.3 hours of geometric daylight. That is 2.0 hours shorter than the preceding representative date in this annual sequence.
- 21 September: approximate solar-noon altitude 34.8° (zenith angle 55.2°) and 12.0 hours of geometric daylight. That is 2.3 hours shorter than the preceding representative date in this annual sequence.
- 21 October: approximate solar-noon altitude 23.3° (zenith angle 66.7°) and 9.7 hours of geometric daylight. That is 2.3 hours shorter than the preceding representative date in this annual sequence.
- 21 November: approximate solar-noon altitude 14.6° (zenith angle 75.4°) and 7.7 hours of geometric daylight. That is 2.0 hours shorter than the preceding representative date in this annual sequence.
- 21 December: approximate solar-noon altitude 11.6° (zenith angle 78.4°) and 6.9 hours of geometric daylight. That is 0.8 hours shorter than the preceding representative date in this annual sequence.
Harth calculation for latitude 54.9733°: Cooper declination approximation, 90° - |latitude - declination| at solar noon, and centre-to-centre sunrise hour angle. See NOAA's solar calculation details for fuller method context. This screening table excludes equation-of-time/civil-time conversion, atmospheric refraction, terrain, facade azimuth and obstructions; it is not an hourly shading result.
Where can you explore related guidance?
- Explore all solar data guidance
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- Sun Path: Oldham, UK
- Sun Path: Sheffield, UK
- Sun Path: Kingston upon Hull, UK
Sources and method
Location data from the GeoNames GB dump (CC BY 4.0, snapshot 2026-08-31, GeoNames ID 2641673). Regulatory starting point: UK and devolved building-control authorities. Figures are illustrative — verify against the current locally adopted edition for the site. Solar-method context: NOAA Solar Calculation Details; the Harth monthly table uses a simpler declination and geometric-daylight approximation whose stated limitations must be retained.
Source links
Frequently asked questions
What does the sun path record for Newcastle upon Tyne establish?
The sun path record for Newcastle upon Tyne establishes a reproducible discovery point at 54.9733, -1.6140 (GeoNames ID 2641673, administrative area ENG) and a United Kingdom source path. It does not establish a final project value, approval or parcel decision.
What must be replaced before using this sun path workflow for a project in Newcastle upon Tyne?
For the sun path record in Newcastle upon Tyne, replace the 54.9733, -1.6140 city reference with the surveyed site or parcel, identify the competent local authority, and verify the current documents under Building Regulations and nation-specific Approved Documents or technical handbooks. Record the edition, retrieval date, units, assumptions and named checker before relying on the result.
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