Yunnan · China · 25.48° N · 103.78° E
Solar position in Qujing
Sun position, daylight and the best solar panel angle for Qujing — computed for 25.48° N, 103.78° E, 1887 m above sea level.
The sun right now
Sun in Qujing today
Sunday, 25 October 2026 · local time UTC+8
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 05:51 | sun 18° below horizon |
| Nautical dawn | 06:18 | 12° below |
| Civil dawn | 06:45 | 6° below |
| Sunrise | 07:08 | 103° ESE |
| Golden hour ends | 07:39 | sun 6° up |
| Solar noon | 12:48 | 52.4° high |
| Golden hour starts | 17:57 | sun 6° up |
| Sunset | 18:29 | 257° WSW |
| Civil dusk | 18:52 | 6° below |
| Nautical dusk | 19:19 | 12° below |
| Astronomical dusk | 19:46 | 18° below |
| Day length | 11 h 21 min | |
Sun path diagram for Qujing
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 88.0° at solar noon in Qujing; on the December solstice only 41.1°. Sunrise swings from 63° ENE in June to 116° ESE in December — a 52° 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 | 07:51 | 13:16 | 18:40 | 10 h 49 min | 44.6° |
| February | 07:35 | 13:18 | 19:01 | 11 h 27 min | 54.0° |
| March | 07:08 | 13:12 | 19:16 | 12 h 08 min | 64.8° |
| April | 06:37 | 13:03 | 19:30 | 12 h 53 min | 76.4° |
| May | 06:17 | 13:01 | 19:45 | 13 h 29 min | 84.7° |
| June | 06:14 | 13:06 | 19:58 | 13 h 44 min | 88.0° |
| July | 06:26 | 13:11 | 19:56 | 13 h 30 min | 85.0° |
| August | 06:40 | 13:08 | 19:35 | 12 h 54 min | 76.6° |
| September | 06:52 | 12:57 | 19:02 | 12 h 10 min | 65.2° |
| October | 07:06 | 12:49 | 18:32 | 11 h 26 min | 53.8° |
| November | 07:26 | 12:50 | 18:14 | 10 h 49 min | 44.6° |
| December | 07:46 | 13:02 | 18:19 | 10 h 33 min | 41.1° |
A year of daylight in Qujing
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 Qujing
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
26°collects the most energy over a year: 1380 kWh per kWp.
32°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 | October kWh/kWp/day | Best ÷ worst month |
|---|---|---|---|---|
| 0° | 1268 | 92% | 2.65 | 1.8× |
| 15° | 1360 | 99% | 2.90 | 1.6× |
| 25° = latitude | 1380 | 100% | 2.99 | 1.6× |
| 26° year-round best | 1380 | 100% | 2.99 | 1.6× |
| 30° | 1378 | 100% | 3.00 | 1.6× |
| 32° off-grid best | 1374 | 100% | 3.00 | 1.6× |
| 45° | 1320 | 96% | 2.94 | 1.7× |
| 60° | 1192 | 86% | 2.72 | 2.0× |
| 70° | 1072 | 78% | 2.49 | 2.3× |
| 90° | 779 | 56% | 1.88 | 2.8× |
A fixed array in Qujing produces the most over a year at 26°. The design month for an off-grid system is October: at 32° it makes 3.00 kWh per kWp a day, and costs 0% of the yearly total. Why steep panels win winter.
Off-grid solar in Qujing at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 26° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 26° | Mean temp. |
|---|---|---|---|---|---|
| January | 3.46 | 4.68 | 4.13 | 4.00 | 6.4 °C |
| February | 4.41 | 4.92 | 4.30 | 4.65 | 9.1 °C |
| March | 5.05 | 4.20 | 3.61 | 4.65 | 12.7 °C |
| April | 5.51 | 3.38 | 2.85 | 4.52 | 16.3 °C |
| May | 5.29 | 2.67 | 2.21 | 4.01 | 18.9 °C |
| June | 4.49 | 2.32 | 1.90 | 3.33 | 20.2 °C |
| July | 4.49 | 2.42 | 1.98 | 3.37 | 20.2 °C |
| August | 4.49 | 2.70 | 2.23 | 3.51 | 19.6 °C |
| September | 3.79 | 2.75 | 2.30 | 3.17 | 17.8 °C |
| October | 3.24 | 2.93 | 2.49 | 2.99 | 14.6 °C |
| November | 3.48 | 4.27 | 3.71 | 3.77 | 10.6 °C |
| December | 2.99 | 4.13 | 3.65 | 3.47 | 6.7 °C |
| Year | 4.22 avg | 3.44 avg | 1072 kWh | 1380 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 620 Wp of panels at 70°, versus 390 Wp at 26°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.
Row spacing in Qujing
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.
3.1 mrow pitch at 70°
2.9 mrow pitch at 26°
How Qujing compares in China
Against the other 2,094 places in China with climate data, for a fixed array at its best angle.
362ndof 2,095 places in China for sunshine, shared: 4.22 peak sun hours a day on flat ground.
+9%solar energy a year compared with the average place in China: 1,380 against 1,262 kWh per kWp.
−27 mindaylight on the longest day, compared with Shanghai: 13 h 44 min against 14 h 11 min.
26°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); Qujing ranks joint 362nd. In its darkest month, June, 1 kWp of off-grid panels at 70° makes 1.90 kWh a day here, against 2.06 kWh on average in China. The shortest day lasts 10 h 33 min, +26 min compared with Shanghai.
Solar forecast for Qujing, 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 Qujing
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Places near Qujing
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A free, live card for Qujing: 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.