Xinjiang · China · 44.16° N · 87.52° E
Solar position in Wujiaqu
Sun position, daylight and the best solar panel angle for Wujiaqu — computed for 44.16° N, 87.52° E, 476 m above sea level.
The sun right now
Sun in Wujiaqu today
Saturday, 24 October 2026 · local time UTC+6
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 04:58 | sun 18° below horizon |
| Nautical dawn | 05:32 | 12° below |
| Civil dawn | 06:06 | 6° below |
| Sunrise | 06:35 | 106° ESE |
| Golden hour ends | 07:16 | sun 6° up |
| Solar noon | 11:53 | 34.1° high |
| Golden hour starts | 16:31 | sun 6° up |
| Sunset | 17:11 | 254° WSW |
| Civil dusk | 17:41 | 6° below |
| Nautical dusk | 18:15 | 12° below |
| Astronomical dusk | 18:48 | 18° below |
| Day length | 10 h 36 min | |
Sun path diagram for Wujiaqu
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 69.3° at solar noon in Wujiaqu; on the December solstice only 22.4°. Sunrise swings from 55° NE in June to 123° ESE in December — a 67° 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 | 07:38 | 12:21 | 17:04 | 9 h 26 min | 26.0° |
| February | 07:00 | 12:23 | 17:46 | 10 h 46 min | 35.3° |
| March | 06:11 | 12:17 | 18:23 | 12 h 11 min | 46.1° |
| April | 05:17 | 12:08 | 19:00 | 13 h 44 min | 57.7° |
| May | 04:37 | 12:06 | 19:35 | 14 h 58 min | 66.0° |
| June | 04:26 | 12:11 | 19:56 | 15 h 31 min | 69.3° |
| July | 04:45 | 12:16 | 19:46 | 15 h 01 min | 66.3° |
| August | 05:19 | 12:12 | 19:05 | 13 h 46 min | 57.9° |
| September | 05:55 | 12:02 | 18:09 | 12 h 14 min | 46.5° |
| October | 06:31 | 11:54 | 17:16 | 10 h 45 min | 35.1° |
| November | 07:12 | 11:55 | 16:38 | 9 h 26 min | 25.9° |
| December | 07:41 | 12:07 | 16:33 | 8 h 52 min | 22.4° |
A year of daylight in Wujiaqu
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 Wujiaqu
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
38°collects the most energy over a year: 1580 kWh per kWp.
73°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 | December kWh/kWp/day | Best ÷ worst month |
|---|---|---|---|---|
| 0° | 1305 | 83% | 1.19 | 4.6× |
| 15° | 1480 | 94% | 1.72 | 3.3× |
| 30° | 1569 | 99% | 2.16 | 2.6× |
| 38° year-round best | 1580 | 100% | 2.36 | 2.3× |
| 44° = latitude | 1572 | 99% | 2.48 | 2.1× |
| 45° | 1569 | 99% | 2.50 | 2.1× |
| 60° | 1481 | 94% | 2.70 | 1.8× |
| 70° | 1377 | 87% | 2.75 | 1.7× |
| 73° off-grid best | 1339 | 85% | 2.75 | 1.7× |
| 90° | 1075 | 68% | 2.65 | 1.9× |
A fixed array in Wujiaqu produces the most over a year at 38°. The design month for an off-grid system is December: at 73° it makes 2.75 kWh per kWp a day, 17% more than at 38°, and costs 15% of the yearly total. Why steep panels win winter.
Off-grid solar in Wujiaqu at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 38° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 38° | Mean temp. |
|---|---|---|---|---|---|
| January snow | 1.74 | 3.20 | 2.99 | 2.64 | -9.4 °C |
| February snow | 2.56 | 3.87 | 3.57 | 3.35 | -5.9 °C |
| March | 4.05 | 4.71 | 4.22 | 4.57 | 2.6 °C |
| April | 5.64 | 4.97 | 4.31 | 5.33 | 10.5 °C |
| May | 6.63 | 4.53 | 3.83 | 5.38 | 16.6 °C |
| June | 6.83 | 4.14 | 3.41 | 5.09 | 22.3 °C |
| July | 6.64 | 4.21 | 3.44 | 5.02 | 24.5 °C |
| August | 6.03 | 4.73 | 3.90 | 5.12 | 23.1 °C |
| September | 5.02 | 5.45 | 4.61 | 5.22 | 16.9 °C |
| October | 3.51 | 5.27 | 4.61 | 4.59 | 8.7 °C |
| November snow | 2.06 | 4.01 | 3.63 | 3.25 | 0.0 °C |
| December snow | 1.43 | 2.96 | 2.75 | 2.36 | -7.4 °C |
| Year | 4.35 avg | 4.34 avg | 1377 kWh | 1580 kWh |
Sizing example. To run a 1 kWh-per-day load through December on LiFePO4 batteries (charge controller, battery and inverter losses included) you need about 430 Wp of panels at 70°, versus 500 Wp at 38°. The steep array is 14% smaller for the same winter. Size your own system.
Row spacing in Wujiaqu
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.
6.1 mrow pitch at 70°
5.1 mrow pitch at 38°
How Wujiaqu compares in China
Against the other 2,094 places in China with climate data, for a fixed array at its best angle.
280thof 2,095 places in China for sunshine, shared: 4.35 peak sun hours a day on flat ground.
+25%solar energy a year compared with the average place in China: 1,580 against 1,262 kWh per kWp.
+1 h 20 mindaylight on the longest day, compared with Shanghai: 15 h 31 min against 14 h 11 min.
38°best year-round tilt here; across China it runs from 14° in Haikou to 52° in Xilinji.
Of the 2,095 places in China, Nyêmo gets the most sun (5.75 peak sun hours a day) and Baima and 11 other places the least (2.91); Wujiaqu ranks joint 280th. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 2.75 kWh a day here, against 2.06 kWh on average in China. The shortest day lasts 8 h 52 min, −1 h 15 min compared with Shanghai.
Solar forecast for Wujiaqu, 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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A free, live card for Wujiaqu: 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.