Solarposition.org

Phnom Penh · Cambodia · 11.63° N · 104.89° E

Solar position in Chrang Chamreh Muoy

Sun position, daylight and the best solar panel angle for Chrang Chamreh Muoy — computed for 11.63° N, 104.89° E, 11 m above sea level.

Sunrise today05:51102° ESE
Sunset today17:37258° WSW
Best panel angle13°year-round, facing south
Off-grid angle7°best for the darkest month

The sun right now

Azimuth180.0°
Elevation66.3°
At solar noon, 11:44Open on the sun map

Sun in Chrang Chamreh Muoy today

Sunday, 25 October 2026 · local time UTC+7

EventTimeDirection / height
Astronomical dawn04:39sun 18° below horizon
Nautical dawn05:0412° below
Civil dawn05:296° below
Sunrise05:51102° ESE
Golden hour ends06:19sun 6° up
Solar noon11:4466.3° high
Golden hour starts17:09sun 6° up
Sunset17:37258° WSW
Civil dusk17:596° below
Nautical dusk18:2412° below
Astronomical dusk18:4918° below
Day length11 h 47 min

Sun path diagram for Chrang Chamreh Muoy

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 solstice6789101112131415161718EquinoxDecember solstice7891011121314151617Today
  • June solstice
  • Equinox
  • December solstice
  • Today

On the June solstice the sun reaches 78.2° at solar noon in Chrang Chamreh Muoy; on the December solstice only 54.9°. Sunrise swings from 66° ENE in June to 114° ESE in December — a 48° 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
January06:2512:1117:5811 h 33 min58.5°
February06:1912:1418:0811 h 49 min67.8°
March06:0412:0718:1112 h 07 min78.6°
April05:4511:5918:1212 h 27 min89.8°
May05:3611:5718:1812 h 42 min81.4°
June05:3712:0218:2612 h 49 min78.2°
July05:4512:0618:2812 h 43 min81.2°
August05:5012:0318:1712 h 27 min89.5°
September05:4911:5317:5712 h 08 min79.1°
October05:5011:4517:3911 h 49 min67.7°
November05:5911:4617:3211 h 33 min58.5°
December06:1511:5817:4111 h 27 min54.9°

A year of daylight in Chrang Chamreh Muoy

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 Chrang Chamreh Muoy

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

13°collects the most energy over a year: 1537 kWh per kWp.

7°gives the most in the darkest month — the one an off-grid system is sized for.

20%30%40%50%60%70%80%90%100%0°10°20°30°40°50°60°70°80°90°Best year-round 13°Best worst-month 7°70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearJuly kWh/kWp/dayBest ÷ worst month
0°150898%4.051.1×
7° off-grid best1531100%3.941.2×
12° = latitude1537100%3.841.2×
13° year-round best1537100%3.821.2×
15°1536100%3.771.2×
30°148096%3.301.5×
45°134588%2.661.8×
60°114274%1.932.5×
70°97964%1.463.1×
90°67744%1.123.0×

A fixed array in Chrang Chamreh Muoy produces the most over a year at 13°. The design month for an off-grid system is July: at 7° it makes 3.94 kWh per kWp a day, 3% more than at 13°, and costs 0% of the yearly total. Why steep panels win winter.

Off-grid solar in Chrang Chamreh Muoy at 70°

Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 13° (year-round best).

012345January: 4.16 (70°)4.2JanFebruary: 3.65 (70°)3.7FebMarch: 2.87 (70°)2.9MarApril: 2.09 (70°)2.1AprMay: 1.56 (70°)1.6MayJune: 1.36 (70°)1.4JunJuly: 1.46 (70°)1.5JulAugust: 1.78 (70°)1.8AugSeptember: 2.28 (70°)2.3SepOctober: 2.97 (70°)3.0OctNovember: 3.78 (70°)3.8NovDecember: 4.27 (70°)4.3Dec13°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 13°Mean temp.
January5.155.124.164.5227.3 °C
February5.554.533.654.6529.2 °C
March5.633.602.874.4930.8 °C
April5.672.652.094.3330.9 °C
May5.601.981.564.1629.3 °C
June5.351.741.363.9427.8 °C
July5.121.851.463.8227.1 °C
August5.052.231.783.8726.9 °C
September4.872.832.283.8626.8 °C
October4.963.662.974.1126.6 °C
November5.014.633.784.3426.5 °C
December5.005.234.274.4626.3 °C
Year5.24 avg3.33 avg979 kWh1537 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 870 Wp of panels at 70°, versus 310 Wp at 13°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.

Row spacing in Chrang Chamreh Muoy

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.

2.2 mrow pitch at 70°

2.3 mrow pitch at 13°

Row spacing calculator

How Chrang Chamreh Muoy compares in Cambodia

Against the other 45 places in Cambodia with climate data, for a fixed array at its best angle.

12thof 46 places in Cambodia for sunshine, shared: 5.25 peak sun hours a day on flat ground.

+1%solar energy a year compared with the average place in Cambodia: 1,537 against 1,520 kWh per kWp.

±0 mindaylight on the longest day, compared with Phnom Penh: 12 h 48 min against 12 h 48 min.

13°best year-round tilt here; across Cambodia it runs from 12° in Phnom Penh to 16° in Anlong Veaeng.

Of the 46 places in Cambodia, Snuol gets the most sun (5.29 peak sun hours a day) and Smach Mean Chey the least (4.78); Chrang Chamreh Muoy ranks joint 12th. In its darkest month, June, 1 kWp of off-grid panels at 70° makes 1.36 kWh a day here, against 1.39 kWh on average in Cambodia. The shortest day lasts 11 h 27 min, ±0 min compared with Phnom Penh.

The sunniest places in Cambodia

Solar forecast for Chrang Chamreh Muoy, 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 Chrang Chamreh Muoy

What is the best solar panel angle in Chrang Chamreh Muoy?
For a fixed array facing south, the best year-round tilt in Chrang Chamreh Muoy is 13°, worth about 1537 kWh per kWp a year. An off-grid system that has to get through July does better at about 7°.
What time is sunrise and sunset in Chrang Chamreh Muoy today?
On 25 October 2026 the sun rises at 05:51 and sets at 17:37 local time (UTC+7), giving 11 h 47 min of daylight. Solar noon is at 11:44.
How many peak sun hours does Chrang Chamreh Muoy get?
On a flat surface 5.2 hours a day averaged over the year, from 4.9 in September to 5.7 in April. Panels tilted at 70° receive 1.7 sun hours a day in June.
How high does the sun get in Chrang Chamreh Muoy?
At solar noon the sun stands 78.2° above the horizon on the June solstice and 54.9° on the December solstice.
Is Chrang Chamreh Muoy a good place for solar panels?
With 5.2 peak sun hours a day on flat ground, Chrang Chamreh Muoy ranks joint 12th of 46 places in Cambodia for sunshine. A 1 kWp array at the best angle (13°) makes about 1,537 kWh a year here, 1% more than the average place in Cambodia.

Places near Chrang Chamreh Muoy

All places in Cambodia

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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.