Stockholm · Sweden · 59.23° N · 18.13° E
Solar position in Trångsund
Sun position, daylight and the best solar panel angle for Trångsund — computed for 59.23° N, 18.13° E, 52 m above sea level.
The sun right now
Sun in Trångsund today
Saturday, 24 October 2026 · local time UTC+2
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 05:29 | sun 18° below horizon |
| Nautical dawn | 06:16 | 12° below |
| Civil dawn | 07:04 | 6° below |
| Sunrise | 07:46 | 112° ESE |
| Golden hour ends | 08:47 | sun 6° up |
| Solar noon | 12:31 | 19.0° high |
| Golden hour starts | 16:14 | sun 6° up |
| Sunset | 17:15 | 248° WSW |
| Civil dusk | 17:58 | 6° below |
| Nautical dusk | 18:45 | 12° below |
| Astronomical dusk | 19:32 | 18° below |
| Day length | 9 h 29 min | |
Sun path diagram for Trångsund
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 54.2° at solar noon in Trångsund; on the December solstice only 7.4°. Sunrise swings from 37° NE in June to 139° SE in December — a 102° 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 | 08:19 | 11:59 | 15:38 | 7 h 19 min | 11.0° |
| February | 07:06 | 12:01 | 16:56 | 9 h 49 min | 20.3° |
| March | 05:46 | 11:55 | 18:03 | 12 h 17 min | 31.1° |
| April | 05:16 | 12:46 | 20:17 | 15 h 01 min | 42.7° |
| May | 04:02 | 12:44 | 21:26 | 17 h 24 min | 51.0° |
| June | 03:31 | 12:49 | 22:06 | 18 h 35 min | 54.2° |
| July | 04:09 | 12:53 | 21:37 | 17 h 28 min | 51.2° |
| August | 05:18 | 12:50 | 20:20 | 15 h 02 min | 42.8° |
| September | 06:29 | 12:40 | 18:50 | 12 h 21 min | 31.4° |
| October | 07:39 | 12:31 | 17:23 | 9 h 45 min | 20.0° |
| November | 07:54 | 11:33 | 15:11 | 7 h 17 min | 10.9° |
| December | 08:42 | 11:45 | 14:48 | 6 h 06 min | 7.4° |
A year of daylight in Trångsund
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 Trångsund
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
44°collects the most energy over a year: 1082 kWh per kWp.
81°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° | 830 | 77% | 0.12 | 39.6× |
| 15° | 971 | 90% | 0.24 | 21.7× |
| 30° | 1057 | 98% | 0.35 | 15.1× |
| 44° year-round best | 1082 | 100% | 0.43 | 11.6× |
| 45° | 1082 | 100% | 0.44 | 11.4× |
| 59° = latitude | 1051 | 97% | 0.49 | 9.3× |
| 60° | 1046 | 97% | 0.50 | 9.2× |
| 70° | 990 | 91% | 0.52 | 8.0× |
| 81° off-grid best | 900 | 83% | 0.53 | 7.0× |
| 90° | 807 | 75% | 0.52 | 6.3× |
A fixed array in Trångsund produces the most over a year at 44°. The design month for an off-grid system is December: at 81° it makes 0.53 kWh per kWp a day, 23% more than at 44°, and costs 17% of the yearly total. Why steep panels win winter.
Off-grid solar in Trångsund at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 44° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 44° | Mean temp. |
|---|---|---|---|---|---|
| January snow | 0.30 | 0.87 | 0.77 | 0.65 | -1.9 °C |
| February snow | 0.88 | 1.91 | 1.71 | 1.54 | -1.8 °C |
| March snow | 2.28 | 3.80 | 3.42 | 3.30 | 0.5 °C |
| April | 4.03 | 4.62 | 4.09 | 4.48 | 4.9 °C |
| May | 5.41 | 4.81 | 4.16 | 4.99 | 9.9 °C |
| June | 6.00 | 4.73 | 4.02 | 5.03 | 14.6 °C |
| July | 5.57 | 4.61 | 3.86 | 4.75 | 18.1 °C |
| August | 4.36 | 4.41 | 3.71 | 4.24 | 17.4 °C |
| September | 2.76 | 3.76 | 3.22 | 3.33 | 13.2 °C |
| October | 1.24 | 2.34 | 2.03 | 1.91 | 7.6 °C |
| November | 0.42 | 1.13 | 0.98 | 0.85 | 3.4 °C |
| December snow | 0.19 | 0.61 | 0.52 | 0.43 | 0.0 °C |
| Year | 2.80 avg | 3.14 avg | 990 kWh | 1082 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 2,260 Wp of panels at 70°, versus 2,730 Wp at 44°. The steep array is 17% smaller for the same winter. Size your own system.
Row spacing in Trångsund
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.
26.4 mrow pitch at 70°
20.5 mrow pitch at 44°
How Trångsund compares in Sweden
Against the other 98 places in Sweden with climate data, for a fixed array at its best angle.
19thof 99 places in Sweden for sunshine, shared: 2.80 peak sun hours a day on flat ground.
+2%solar energy a year compared with the average place in Sweden: 1,082 against 1,059 kWh per kWp.
−2 mindaylight on the longest day, compared with Stockholm: 18 h 35 min against 18 h 37 min.
44°best year-round tilt here; across Sweden it runs from 41° in Malmö to 50° in Kiruna.
Of the 99 places in Sweden, Kalmar gets the most sun (2.96 peak sun hours a day) and Kiruna the least (2.22); Trångsund ranks joint 19th. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 0.52 kWh a day here, against 0.59 kWh on average in Sweden. The shortest day lasts 6 h 06 min, +2 min compared with Stockholm.
Solar forecast for Trångsund, 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 Trångsund
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A free, live card for Trångsund: 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.