South Hwanghae · North Korea · 38.24° N · 125.76° E
Solar position in Sinwŏn-ŭp
Sun position, daylight and the best solar panel angle for Sinwŏn-ŭp — computed for 38.24° N, 125.76° E, 85 m above sea level.
The sun right now
Sun in Sinwŏn-ŭp today
Sunday, 25 October 2026 · local time UTC+9
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 05:26 | sun 18° below horizon |
| Nautical dawn | 05:57 | 12° below |
| Civil dawn | 06:28 | 6° below |
| Sunrise | 06:55 | 105° ESE |
| Golden hour ends | 07:31 | sun 6° up |
| Solar noon | 12:20 | 39.7° high |
| Golden hour starts | 17:09 | sun 6° up |
| Sunset | 17:46 | 255° WSW |
| Civil dusk | 18:13 | 6° below |
| Nautical dusk | 18:44 | 12° below |
| Astronomical dusk | 19:14 | 18° below |
| Day length | 10 h 51 min | |
Sun path diagram for Sinwŏn-ŭp
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 75.2° at solar noon in Sinwŏn-ŭp; on the December solstice only 28.4°. Sunrise swings from 59° ENE in June to 120° ESE in December — a 61° 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 | 07:49 | 12:48 | 17:46 | 9 h 57 min | 31.9° |
| February | 07:20 | 12:50 | 18:21 | 11 h 01 min | 41.2° |
| March | 06:39 | 12:44 | 18:49 | 12 h 10 min | 52.0° |
| April | 05:53 | 12:35 | 19:18 | 13 h 25 min | 63.6° |
| May | 05:21 | 12:33 | 19:45 | 14 h 24 min | 71.9° |
| June | 05:13 | 12:38 | 20:03 | 14 h 50 min | 75.2° |
| July | 05:29 | 12:43 | 19:56 | 14 h 26 min | 72.2° |
| August | 05:56 | 12:40 | 19:23 | 13 h 27 min | 63.9° |
| September | 06:23 | 12:29 | 18:36 | 12 h 13 min | 52.5° |
| October | 06:51 | 12:21 | 17:51 | 11 h 00 min | 41.1° |
| November | 07:24 | 12:22 | 17:21 | 9 h 57 min | 31.9° |
| December | 07:49 | 12:34 | 17:19 | 9 h 30 min | 28.4° |
A year of daylight in Sinwŏn-ŭp
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 Sinwŏn-ŭp
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
36°collects the most energy over a year: 1383 kWh per kWp.
38°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° | 1168 | 84% | 1.69 | 2.7× |
| 15° | 1308 | 95% | 2.35 | 2.0× |
| 30° | 1376 | 100% | 2.87 | 1.6× |
| 36° year-round best | 1383 | 100% | 3.04 | 1.5× |
| 38° off-grid best = latitude | 1382 | 100% | 3.08 | 1.5× |
| 45° | 1369 | 99% | 3.23 | 1.6× |
| 60° | 1286 | 93% | 3.40 | 1.8× |
| 70° | 1192 | 86% | 3.40 | 1.9× |
| 90° | 927 | 67% | 3.14 | 2.6× |
A fixed array in Sinwŏn-ŭp produces the most over a year at 36°. The design month for an off-grid system is December: at 38° it makes 3.08 kWh per kWp a day, 2% more than at 36°, and costs 0% of the yearly total. Why steep panels win winter.
Off-grid solar in Sinwŏn-ŭp at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 36° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 36° | Mean temp. |
|---|---|---|---|---|---|
| January snow | 2.33 | 4.14 | 3.80 | 3.38 | -4.0 °C |
| February snow | 3.14 | 4.38 | 3.98 | 3.93 | -1.7 °C |
| March | 4.31 | 4.54 | 4.05 | 4.60 | 2.9 °C |
| April | 5.06 | 3.97 | 3.45 | 4.53 | 9.1 °C |
| May | 5.58 | 3.51 | 2.96 | 4.40 | 15.4 °C |
| June | 5.20 | 3.05 | 2.51 | 3.85 | 20.6 °C |
| July | 4.19 | 2.63 | 2.13 | 3.12 | 23.5 °C |
| August | 4.45 | 3.18 | 2.59 | 3.54 | 24.2 °C |
| September | 4.26 | 3.91 | 3.26 | 3.94 | 19.9 °C |
| October | 3.56 | 4.39 | 3.77 | 3.99 | 13.4 °C |
| November | 2.39 | 3.75 | 3.31 | 3.18 | 5.9 °C |
| December snow | 2.03 | 3.74 | 3.40 | 3.04 | -1.6 °C |
| Year | 3.88 avg | 3.76 avg | 1192 kWh | 1383 kWh |
Sizing example. To run a 1 kWh-per-day load through July on LiFePO4 batteries (charge controller, battery and inverter losses included) you need about 550 Wp of panels at 70°, versus 390 Wp at 36°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.
Row spacing in Sinwŏn-ŭp
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.
4.7 mrow pitch at 70°
4.1 mrow pitch at 36°
How Sinwŏn-ŭp compares in North Korea
Against the other 96 places in North Korea with climate data, for a fixed array at its best angle.
22ndof 97 places in North Korea for sunshine, shared: 3.88 peak sun hours a day on flat ground.
−3%solar energy a year compared with the average place in North Korea: 1,382 against 1,424 kWh per kWp.
−5 mindaylight on the longest day, compared with Pyongyang: 14 h 50 min against 14 h 55 min.
36°best year-round tilt here; across North Korea it runs from 34° in Ongjin to 44° in Namyang-nodongjagu.
Of the 97 places in North Korea, Sinp’o and one other place get the most sun (3.91 peak sun hours a day) and Ŏrang and one other place the least (3.70); Sinwŏn-ŭp ranks joint 22nd. In its darkest month, July, 1 kWp of off-grid panels at 70° makes 2.13 kWh a day here, against 2.28 kWh on average in North Korea. The shortest day lasts 9 h 30 min, +5 min compared with Pyongyang.
Solar forecast for Sinwŏn-ŭp, 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 Sinwŏn-ŭp
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Places near Sinwŏn-ŭp
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A free, live card for Sinwŏn-ŭp: 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.