Cambodia · 13.10° N · 103.20° E
Solar position in Battambang
Sun position, daylight and the best solar panel angle for Battambang — computed for 13.10° N, 103.20° E, 18 m above sea level.
The sun right now
Sun in Battambang today
Sunday, 25 October 2026 · local time UTC+7
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 04:47 | sun 18° below horizon |
| Nautical dawn | 05:12 | 12° below |
| Civil dawn | 05:37 | 6° below |
| Sunrise | 05:59 | 102° ESE |
| Golden hour ends | 06:28 | sun 6° up |
| Solar noon | 11:51 | 64.8° high |
| Golden hour starts | 17:14 | sun 6° up |
| Sunset | 17:43 | 258° WSW |
| Civil dusk | 18:04 | 6° below |
| Nautical dusk | 18:29 | 12° below |
| Astronomical dusk | 18:54 | 18° below |
| Day length | 11 h 44 min | |
Sun path diagram for Battambang
Where the sun stands in the sky: the centre is straight overhead, the outer ring is the horizon. Numbers mark local clock hours.
- June solstice
- Equinox
- December solstice
- Today
On the June solstice the sun reaches 79.7° at solar noon in Battambang; on the December solstice only 53.5°. 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.
| Month | Sunrise | Solar noon | Sunset | Day length | Noon elevation |
|---|---|---|---|---|---|
| January | 06:34 | 12:18 | 18:02 | 11 h 29 min | 57.0° |
| February | 06:27 | 12:20 | 18:14 | 11 h 47 min | 66.4° |
| March | 06:10 | 12:14 | 18:18 | 12 h 07 min | 77.1° |
| April | 05:51 | 12:05 | 18:20 | 12 h 29 min | 88.8° |
| May | 05:40 | 12:03 | 18:27 | 12 h 47 min | 82.9° |
| June | 05:41 | 12:08 | 18:35 | 12 h 54 min | 79.7° |
| July | 05:49 | 12:13 | 18:37 | 12 h 47 min | 82.6° |
| August | 05:55 | 12:10 | 18:25 | 12 h 30 min | 89.0° |
| September | 05:56 | 12:00 | 18:04 | 12 h 08 min | 77.6° |
| October | 05:58 | 11:51 | 17:45 | 11 h 47 min | 66.2° |
| November | 06:08 | 11:52 | 17:37 | 11 h 29 min | 57.0° |
| December | 06:24 | 12:05 | 17:45 | 11 h 21 min | 53.5° |
A year of daylight in Battambang
Each column is one day of 2026. Bright: sun above the horizon; soft: civil twilight; line: solar noon. Steps are daylight saving time changes.
Best solar panel angle in Battambang
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
14°collects the most energy over a year: 1492 kWh per kWp.
8°gives the most in the darkest month — the one an off-grid system is sized for.
- Yearly energy
- Worst-month energy
| Tilt | kWh/kWp per year | Share of best year | September kWh/kWp/day | Best ÷ worst month |
|---|---|---|---|---|
| 0° | 1456 | 98% | 3.67 | 1.2× |
| 8° off-grid best | 1485 | 100% | 3.70 | 1.2× |
| 13° = latitude | 1492 | 100% | 3.69 | 1.2× |
| 14° year-round best | 1492 | 100% | 3.69 | 1.2× |
| 15° | 1492 | 100% | 3.68 | 1.2× |
| 30° | 1447 | 97% | 3.51 | 1.5× |
| 45° | 1324 | 89% | 3.16 | 1.8× |
| 60° | 1133 | 76% | 2.65 | 2.4× |
| 70° | 978 | 66% | 2.25 | 2.9× |
| 90° | 679 | 46% | 1.34 | 3.0× |
A fixed array in Battambang produces the most over a year at 14°. The design month for an off-grid system is September: at 8° it makes 3.70 kWh per kWp a day, and costs 0% of the yearly total. Why steep panels win winter.
Off-grid solar in Battambang at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 14° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 14° | Mean temp. |
|---|---|---|---|---|---|
| January | 4.99 | 5.13 | 4.20 | 4.47 | 25.9 °C |
| February | 5.30 | 4.43 | 3.59 | 4.49 | 27.9 °C |
| March | 5.39 | 3.54 | 2.85 | 4.34 | 29.2 °C |
| April | 5.66 | 2.71 | 2.16 | 4.35 | 29.5 °C |
| May | 5.45 | 2.05 | 1.61 | 4.06 | 28.4 °C |
| June | 5.16 | 1.82 | 1.43 | 3.81 | 27.2 °C |
| July | 5.00 | 1.91 | 1.51 | 3.74 | 26.5 °C |
| August | 4.82 | 2.28 | 1.82 | 3.70 | 26.4 °C |
| September | 4.63 | 2.79 | 2.25 | 3.69 | 26.3 °C |
| October | 4.72 | 3.55 | 2.89 | 3.93 | 26.2 °C |
| November | 4.74 | 4.49 | 3.68 | 4.16 | 25.6 °C |
| December | 4.76 | 5.13 | 4.21 | 4.32 | 25.0 °C |
| Year | 5.05 avg | 3.31 avg | 978 kWh | 1492 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 820 Wp of panels at 70°, versus 320 Wp at 14°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.
Row spacing in Battambang
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 14°
How Battambang compares in Cambodia
Against the other 45 places in Cambodia with climate data, for a fixed array at its best angle.
41stof 46 places in Cambodia for sunshine, shared: 5.05 peak sun hours a day on flat ground.
−2%solar energy a year compared with the average place in Cambodia: 1,492 against 1,520 kWh per kWp.
+6 mindaylight on the longest day, compared with Phnom Penh: 12 h 54 min against 12 h 48 min.
14°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); Battambang ranks joint 41st. In its darkest month, June, 1 kWp of off-grid panels at 70° makes 1.43 kWh a day here, against 1.39 kWh on average in Cambodia. The shortest day lasts 11 h 21 min, −6 min compared with Phnom Penh.
Solar forecast for Battambang, next 48 hours
Expected output of 1 kWp at 70°, computed from the ICON-EU weather model of the Deutscher Wetterdienst (DWD), Europe.
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Questions about the sun in Battambang
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Places near Battambang
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A free, live card for Battambang: where the sun is right now on today's path, a countdown to sunset or sunrise, the daylight change, the moon phase at night and the best panel angle.
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.