Solar & Daylight Data
Solar Altitude & Azimuth: Kota Kinabalu, Malaysia
How to research solar altitude & azimuth for a specific site in Kota Kinabalu — the controlling authority, source documents, and checks to run before you rely on a number.
Last updated September 2, 2026 · Location data from the [GeoNames MY dump](https://download.geonames.org/export/dump/MY.zip) (CC BY 4.0, snapshot 2026-08-31, GeoNames ID 1733432). Regulatory starting point: [the applicable state and local authority](https://jkt.kpkt.gov.my/). 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. Project-date refinement reference: [NREL Solar Position Algorithm](https://midcdmz.nrel.gov/spa/).
Direct answer
For Kota Kinabalu at 5.9749, 116.0724, the declination-only solar-noon altitude is approximately 72.5° at the June solstice, 84.0° at an equinox and 60.6° 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 1733432 in administrative area 16, at 5.9749, 116.0724; replace it with the surveyed parcel point before relying on the result. As a transparent geometry check, declination-only solar-noon altitude is about 72.5° at the June solstice, 84.0° at an equinox and 60.6° at the December solstice. Representative 21st-day geometry ranges from about 11.7 hours in December to 12.3 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 solar altitude and azimuth record.
Prepared by Harth · Topic-specific calculated asset and fresh SERP brief passed editorial screening; page remains noindex pending the independent content, evidence, similarity and link gates · Published 2026-08-26 · Updated 2026-09-02.
What must be verified for Kota Kinabalu?
Kota Kinabalu is represented here at approximately 5.9749, 116.0724 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 solar altitude and azimuth 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 solar-angle-workflow page is a project-starting worksheet, not a design value or approval. The controlling authority and qualified professionals for the Kota Kinabalu site remain authoritative.
Kota Kinabalu apparent-solar-time altitude and azimuth matrix
| Representative date | Apparent solar time | Hour angle | Altitude | Azimuth from north |
|---|---|---|---|---|
| 21 January | 08:00 | -60° | 25.53° | 115.70° |
| 21 January | 10:00 | -30° | 50.61° | 132.29° |
| 21 January | 12:00 | +0° | 63.89° | 180.00° |
| 21 January | 14:00 | +30° | 50.61° | 227.71° |
| 21 January | 16:00 | +60° | 25.53° | 244.30° |
| 21 February | 08:00 | -60° | 27.87° | 106.07° |
| 21 February | 10:00 | -30° | 55.55° | 119.90° |
| 21 February | 12:00 | +0° | 72.80° | 180.00° |
| 21 February | 14:00 | +30° | 55.55° | 240.10° |
| 21 February | 16:00 | +60° | 27.87° | 253.93° |
| 21 March | 08:00 | -60° | 29.77° | 93.90° |
| 21 March | 10:00 | -30° | 59.38° | 101.00° |
| 21 March | 12:00 | +0° | 83.62° | 180.00° |
| 21 March | 14:00 | +30° | 59.38° | 259.00° |
| 21 March | 16:00 | +60° | 29.77° | 266.10° |
| 21 April | 08:00 | -60° | 30.53° | 80.06° |
| 21 April | 10:00 | -30° | 59.85° | 77.20° |
| 21 April | 12:00 | +0° | 84.40° | 0.00° |
| 21 April | 14:00 | +30° | 59.85° | 282.80° |
| 21 April | 16:00 | +60° | 30.53° | 279.94° |
| 21 May | 08:00 | -60° | 30.18° | 70.15° |
| 21 May | 10:00 | -30° | 57.62° | 61.23° |
| 21 May | 12:00 | +0° | 75.84° | 0.00° |
| 21 May | 14:00 | +30° | 57.62° | 298.77° |
| 21 May | 16:00 | +60° | 30.18° | 289.85° |
| 21 June | 08:00 | -60° | 29.84° | 66.34° |
| 21 June | 10:00 | -30° | 56.26° | 55.69° |
| 21 June | 12:00 | +0° | 72.53° | 0.00° |
| 21 June | 14:00 | +30° | 56.26° | 304.31° |
| 21 June | 16:00 | +60° | 29.84° | 293.66° |
| 21 July | 08:00 | -60° | 30.15° | 69.80° |
| 21 July | 10:00 | -30° | 57.50° | 60.70° |
| 21 July | 12:00 | +0° | 75.53° | 0.00° |
| 21 July | 14:00 | +30° | 57.50° | 299.30° |
| 21 July | 16:00 | +60° | 30.15° | 290.20° |
| 21 August | 08:00 | -60° | 30.53° | 79.86° |
| 21 August | 10:00 | -30° | 59.82° | 76.85° |
| 21 August | 12:00 | +0° | 84.22° | 0.00° |
| 21 August | 14:00 | +30° | 59.82° | 283.15° |
| 21 August | 16:00 | +60° | 30.53° | 280.14° |
| 21 September | 08:00 | -60° | 29.80° | 93.67° |
| 21 September | 10:00 | -30° | 59.42° | 100.61° |
| 21 September | 12:00 | +0° | 83.82° | 180.00° |
| 21 September | 14:00 | +30° | 59.42° | 259.39° |
| 21 September | 16:00 | +60° | 29.80° | 266.33° |
| 21 October | 08:00 | -60° | 27.75° | 106.65° |
| 21 October | 10:00 | -30° | 55.29° | 120.72° |
| 21 October | 12:00 | +0° | 72.27° | 180.00° |
| 21 October | 14:00 | +30° | 55.29° | 239.28° |
| 21 October | 16:00 | +60° | 27.75° | 253.35° |
| 21 November | 08:00 | -60° | 25.44° | 116.02° |
| 21 November | 10:00 | -30° | 50.42° | 132.67° |
| 21 November | 12:00 | +0° | 63.58° | 180.00° |
| 21 November | 14:00 | +30° | 50.42° | 227.33° |
| 21 November | 16:00 | +60° | 25.44° | 243.98° |
| 21 December | 08:00 | -60° | 24.51° | 119.17° |
| 21 December | 10:00 | -30° | 48.48° | 136.21° |
| 21 December | 12:00 | +0° | 60.58° | 180.00° |
| 21 December | 14:00 | +30° | 48.48° | 223.79° |
| 21 December | 16:00 | +60° | 24.51° | 240.83° |
How to use the Kota Kinabalu angle matrix
The matrix fixes latitude 5.9749° and records longitude 116.0724°, but its clock column is apparent solar time rather than civil time. Convert the project date and longitude with a reviewed solar-position implementation before transferring an angle into a model. Azimuth is clockwise from true north. Rows below the geometric horizon are retained to make the screening limit visible; refraction, terrain and obstructions can change observed sunrise and sunset.
Harth calculated this solar altitude & azimuth matrix with the Cooper declination approximation and spherical altitude/azimuth equations. It is a reproducible comparison asset, not a surveyed horizon or construction setting. Refine it with the NREL Solar Position Algorithm.
Where can you explore related guidance?
- Explore all solar data guidance
- Sun Path: Kota Kinabalu, Malaysia
- Solar Altitude & Azimuth: Kuantan, Malaysia
- Solar Altitude & Azimuth: Pasir Gudang, Malaysia
- Solar Altitude & Azimuth: Pelentong, Malaysia
- All solar & daylight data guidance for Malaysia
- Climate Design Data: Kota Kinabalu, Malaysia
Sources and method
Location data from the GeoNames MY dump (CC BY 4.0, snapshot 2026-08-31, GeoNames ID 1733432). Regulatory starting point: the applicable state and local authority. 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. Project-date refinement reference: NREL Solar Position Algorithm.
Source links
Frequently asked questions
What does the solar altitude and azimuth record for Kota Kinabalu establish?
The solar altitude and azimuth record for Kota Kinabalu establishes a reproducible discovery point at 5.9749, 116.0724 (GeoNames ID 1733432, administrative area 16) and a Malaysia source path. It does not establish a final project value, approval or parcel decision.
What must be replaced before using this solar altitude and azimuth workflow for a project in Kota Kinabalu?
For the solar altitude and azimuth record in Kota Kinabalu, replace the 5.9749, 116.0724 city reference with the surveyed site or parcel, identify the competent local authority, and verify the current documents under Uniform Building By-Laws and state or local-authority adoption. Record the edition, retrieval date, units, assumptions and named checker before relying on the result.
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