Xinjiang · China · 47.88° N · 86.99° E
Solar position in Oymak
Sun position, daylight and the best solar panel angle for Oymak — computed for 47.88° N, 86.99° E, 521 m above sea level.
The sun right now
Sun in Oymak today
Saturday, 24 October 2026 · local time UTC+6
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 05:00 | sun 18° below horizon |
| Nautical dawn | 05:36 | 12° below |
| Civil dawn | 06:12 | 6° below |
| Sunrise | 06:44 | 107° ESE |
| Golden hour ends | 07:27 | sun 6° up |
| Solar noon | 11:55 | 30.4° high |
| Golden hour starts | 16:24 | sun 6° up |
| Sunset | 17:07 | 253° WSW |
| Civil dusk | 17:39 | 6° below |
| Nautical dusk | 18:15 | 12° below |
| Astronomical dusk | 18:51 | 18° below |
| Day length | 10 h 24 min | |
Sun path diagram for Oymak
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 65.6° at solar noon in Oymak; on the December solstice only 18.7°. Sunrise swings from 52° NE in June to 125° SE in December — a 73° 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 | 07:52 | 12:23 | 16:54 | 9 h 03 min | 22.3° |
| February | 07:08 | 12:25 | 17:43 | 10 h 35 min | 31.6° |
| March | 06:13 | 12:19 | 18:25 | 12 h 12 min | 42.4° |
| April | 05:12 | 12:10 | 19:10 | 13 h 58 min | 54.0° |
| May | 04:27 | 12:08 | 19:50 | 15 h 24 min | 62.3° |
| June | 04:12 | 12:13 | 20:14 | 16 h 02 min | 65.6° |
| July | 04:34 | 12:18 | 20:01 | 15 h 27 min | 62.6° |
| August | 05:14 | 12:15 | 19:14 | 14 h 00 min | 54.2° |
| September | 05:56 | 12:04 | 18:12 | 12 h 16 min | 42.8° |
| October | 06:39 | 11:56 | 17:13 | 10 h 34 min | 31.4° |
| November | 07:26 | 11:57 | 16:28 | 9 h 03 min | 22.2° |
| December | 07:58 | 12:09 | 16:21 | 8 h 23 min | 18.7° |
A year of daylight in Oymak
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 Oymak
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
43°collects the most energy over a year: 1644 kWh per kWp.
76°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° | 1273 | 77% | 0.99 | 5.7× |
| 15° | 1483 | 90% | 1.62 | 3.6× |
| 30° | 1609 | 98% | 2.16 | 2.7× |
| 43° year-round best | 1644 | 100% | 2.53 | 2.2× |
| 45° | 1643 | 100% | 2.58 | 2.1× |
| 48° = latitude | 1639 | 100% | 2.65 | 2.0× |
| 60° | 1585 | 96% | 2.85 | 1.9× |
| 70° | 1497 | 91% | 2.93 | 1.8× |
| 76° off-grid best | 1426 | 87% | 2.95 | 1.7× |
| 90° | 1217 | 74% | 2.88 | 2.0× |
A fixed array in Oymak produces the most over a year at 43°. The design month for an off-grid system is December: at 76° it makes 2.95 kWh per kWp a day, 17% more than at 43°, and costs 13% of the yearly total. Why steep panels win winter.
Off-grid solar in Oymak at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 43° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 43° | Mean temp. |
|---|---|---|---|---|---|
| January snow | 1.68 | 4.20 | 4.01 | 3.49 | -14.9 °C |
| February snow | 2.73 | 5.04 | 4.76 | 4.41 | -11.9 °C |
| March snow | 4.07 | 5.70 | 5.21 | 5.18 | -3.1 °C |
| April | 5.41 | 5.11 | 4.50 | 5.34 | 6.1 °C |
| May | 6.65 | 4.86 | 4.17 | 5.50 | 12.8 °C |
| June | 6.98 | 4.51 | 3.76 | 5.23 | 19.3 °C |
| July | 6.62 | 4.50 | 3.73 | 5.07 | 21.2 °C |
| August | 5.97 | 5.03 | 4.21 | 5.25 | 19.4 °C |
| September | 4.62 | 5.44 | 4.69 | 5.15 | 12.5 °C |
| October | 2.83 | 4.54 | 4.04 | 4.02 | 3.8 °C |
| November snow | 1.59 | 3.51 | 3.24 | 2.88 | -5.5 °C |
| December snow | 1.21 | 3.10 | 2.93 | 2.53 | -12.7 °C |
| Year | 4.20 avg | 4.63 avg | 1497 kWh | 1644 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 400 Wp of panels at 70°, versus 470 Wp at 43°. The steep array is 14% smaller for the same winter. Size your own system.
Row spacing in Oymak
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.
7.4 mrow pitch at 70°
6.4 mrow pitch at 43°
How Oymak compares in China
Against the other 2,094 places in China with climate data, for a fixed array at its best angle.
373rdof 2,095 places in China for sunshine, shared: 4.20 peak sun hours a day on flat ground.
+30%solar energy a year compared with the average place in China: 1,644 against 1,262 kWh per kWp.
+1 h 51 mindaylight on the longest day, compared with Shanghai: 16 h 02 min against 14 h 11 min.
43°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); Oymak ranks joint 373rd. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 2.93 kWh a day here, against 2.06 kWh on average in China. The shortest day lasts 8 h 23 min, −1 h 44 min compared with Shanghai.
Solar forecast for Oymak, 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 Oymak
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A free, live card for Oymak: 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.