Solarposition.org

Southern District · Hong Kong · 22.24° N · 114.16° E

Solar position in Lei Tung Estate

Sun position, daylight and the best solar panel angle for Lei Tung Estate — computed for 22.24° N, 114.16° E, 1 m above sea level.

Sunrise today06:23103° ESE
Sunset today17:50257° WSW
Best panel angle19°year-round, facing south
Off-grid angle28°best for the darkest month

The sun right now

Azimuth180.0°
Elevation55.7°
At solar noon, 12:07Open on the sun map

Sun in Lei Tung Estate today

Sunday, 25 October 2026 · local time UTC+8

EventTimeDirection / height
Astronomical dawn05:08sun 18° below horizon
Nautical dawn05:3412° below
Civil dawn06:006° below
Sunrise06:23103° ESE
Golden hour ends06:54sun 6° up
Solar noon12:0755.7° high
Golden hour starts17:20sun 6° up
Sunset17:50257° WSW
Civil dusk18:136° below
Nautical dusk18:3912° below
Astronomical dusk19:0618° below
Day length11 h 27 min

Sun path diagram for Lei Tung Estate

Where the sun stands in the sky: the centre is straight overhead, the outer ring is the horizon. Numbers mark local clock hours.

15°30°45°60°75°N30°60°E120°150°S210°240°W300°330°June solstice678910111213141516171819EquinoxDecember solstice891011121314151617Today
  • June solstice
  • Equinox
  • December solstice
  • Today

On the June solstice the sun reaches 88.8° at solar noon in Lei Tung Estate; on the December solstice only 44.3°. Sunrise swings from 64° ENE in June to 115° ESE in December — a 51° arc along the horizon.

Sunrise, sunset and sun height by month

Values for the 21st of each month, local clock time including daylight saving time.

MonthSunriseSolar noonSunsetDay lengthNoon elevation
January07:0412:3418:0411 h 00 min47.9°
February06:5012:3718:2311 h 32 min57.2°
March06:2612:3018:3412 h 08 min68.0°
April05:5812:2218:4512 h 47 min79.6°
May05:4112:1918:5813 h 17 min87.9°
June05:4012:2519:1013 h 30 min88.8°
July05:5012:2919:0813 h 18 min88.2°
August06:0212:2618:5012 h 48 min79.9°
September06:1112:1618:2112 h 09 min68.5°
October06:2112:0717:5311 h 32 min57.1°
November06:3912:0917:3811 h 00 min47.9°
December06:5812:2117:4410 h 46 min44.3°

A year of daylight in Lei Tung Estate

Each column is one day of 2026. Bright: sun above the horizon; soft: civil twilight; line: solar noon. Steps are daylight saving time changes.

00:0003:0006:0009:0012:0015:0018:0021:0000:00JanFebMarAprMayJunJulAugSepOctNovDec

Best solar panel angle in Lei Tung Estate

Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.

19°collects the most energy over a year: 1256 kWh per kWp.

28°gives the most in the darkest month — the one an off-grid system is sized for.

30%40%50%60%70%80%90%100%0°10°20°30°40°50°60°70°80°90°Best year-round 19°Best worst-month 28°70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearFebruary kWh/kWp/dayBest ÷ worst month
0°120496%2.531.8×
15°1254100%2.771.5×
19° year-round best1256100%2.821.5×
22° = latitude1254100%2.841.4×
28° off-grid best124299%2.871.4×
30°123698%2.871.4×
45°115392%2.821.4×
60°101080%2.621.6×
70°88871%2.411.9×
90°62049%1.832.4×

A fixed array in Lei Tung Estate produces the most over a year at 19°. The design month for an off-grid system is February: at 28° it makes 2.87 kWh per kWp a day, 2% more than at 19°, and costs 1% of the yearly total. Why steep panels win winter.

Off-grid solar in Lei Tung Estate at 70°

Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 19° (year-round best).

012345January: 2.82 (70°)2.8JanFebruary: 2.41 (70°)2.4FebMarch: 2.14 (70°)2.1MarApril: 2.02 (70°)2.0AprMay: 1.85 (70°)1.9MayJune: 1.70 (70°)1.7JunJuly: 1.87 (70°)1.9JulAugust: 2.19 (70°)2.2AugSeptember: 2.67 (70°)2.7SepOctober: 3.19 (70°)3.2OctNovember: 3.22 (70°)3.2NovDecember: 3.10 (70°)3.1Dec19°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 19°Mean temp.
January3.013.342.822.9016.7 °C
February3.132.882.412.8218.2 °C
March3.422.602.142.8920.5 °C
April4.052.482.023.2323.4 °C
May4.742.321.853.5926.3 °C
June4.872.151.703.5928.1 °C
July5.542.361.874.0928.6 °C
August5.152.742.193.9628.5 °C
September4.783.312.673.9027.8 °C
October4.393.903.193.8625.3 °C
November3.563.883.223.3722.1 °C
December3.093.673.103.0417.9 °C
Year4.15 avg2.97 avg888 kWh1256 kWh

Sizing example. To run a 1 kWh-per-day load through June on LiFePO4 batteries (charge controller, battery and inverter losses included) you need about 690 Wp of panels at 70°, versus 420 Wp at 19°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.

Row spacing in Lei Tung Estate

Distance between rows of 2 m long panels (slope length) so that no row shades the next between 10:00 and 14:00 solar time on the winter solstice.

2.8 mrow pitch at 70°

2.6 mrow pitch at 19°

Row spacing calculator

How Lei Tung Estate compares in Hong Kong

Against the other 135 places in Hong Kong with climate data, for a fixed array at its best angle.

3rdof 136 places in Hong Kong for sunshine, shared: 4.15 peak sun hours a day on flat ground.

±0%solar energy a year compared with the average place in Hong Kong: 1,256 against 1,255 kWh per kWp.

±0 mindaylight on the longest day, compared with Hong Kong: 13 h 30 min against 13 h 30 min.

19°best year-round tilt here; across Hong Kong it runs from 18° in Shek O to 20° in Fanling.

Of the 136 places in Hong Kong, Shek O and one other place get the most sun (4.16 peak sun hours a day) and Sheung Shui and one other place the least (4.11); Lei Tung Estate ranks joint 3rd. In its darkest month, June, 1 kWp of off-grid panels at 70° makes 1.70 kWh a day here, against 1.69 kWh on average in Hong Kong. The shortest day lasts 10 h 46 min, ±0 min compared with Hong Kong.

The sunniest places in Hong Kong

Solar forecast for Lei Tung Estate, next 48 hours

Expected output of 1 kWp at 70°, computed from the ICON-EU weather model of the Deutscher Wetterdienst (DWD), Europe.

Loading the latest forecast…

Questions about the sun in Lei Tung Estate

What is the best solar panel angle in Lei Tung Estate?
For a fixed array facing south, the best year-round tilt in Lei Tung Estate is 19°, worth about 1256 kWh per kWp a year. An off-grid system that has to get through February does better at about 28°.
What time is sunrise and sunset in Lei Tung Estate today?
On 25 October 2026 the sun rises at 06:23 and sets at 17:50 local time (UTC+8), giving 11 h 27 min of daylight. Solar noon is at 12:07.
How many peak sun hours does Lei Tung Estate get?
On a flat surface 4.2 hours a day averaged over the year, from 3.0 in January to 5.5 in July. Panels tilted at 70° receive 2.2 sun hours a day in June.
How high does the sun get in Lei Tung Estate?
At solar noon the sun stands 88.8° above the horizon on the June solstice and 44.3° on the December solstice.
Is Lei Tung Estate a good place for solar panels?
With 4.2 peak sun hours a day on flat ground, Lei Tung Estate ranks joint 3rd of 136 places in Hong Kong for sunshine. A 1 kWp array at the best angle (19°) makes about 1,256 kWh a year here, as much as the average place in Hong Kong.

Places near Lei Tung Estate

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Sun positions: NREL Solar Position Algorithm. Climate: NASA POWER monthly climatology (NASA Langley Research Center). Forecast: Deutscher Wetterdienst, ICON-EU (CC BY 4.0), processed. Places: GeoNames (CC BY 4.0). Time zones: IANA. Sources and licences.