Łódź Voivodeship · Poland · 51.07° N · 19.44° E
Solar position in Radomsko
Sun position, daylight and the best solar panel angle for Radomsko — computed for 51.07° N, 19.44° E, 223 m above sea level.
The sun right now
Sun in Radomsko today
Saturday, 24 October 2026 · local time UTC+2
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 05:29 | sun 18° below horizon |
| Nautical dawn | 06:07 | 12° below |
| Civil dawn | 06:46 | 6° below |
| Sunrise | 07:20 | 108° ESE |
| Golden hour ends | 08:07 | sun 6° up |
| Solar noon | 12:26 | 27.1° high |
| Golden hour starts | 16:44 | sun 6° up |
| Sunset | 17:31 | 252° WSW |
| Civil dusk | 18:05 | 6° below |
| Nautical dusk | 18:43 | 12° below |
| Astronomical dusk | 19:22 | 18° below |
| Day length | 10 h 11 min | |
Sun path diagram for Radomsko
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 62.4° at solar noon in Radomsko; on the December solstice only 15.6°. Sunrise swings from 49° NE in June to 128° SE in December — a 79° 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 | 07:33 | 11:53 | 16:13 | 8 h 40 min | 19.1° |
| February | 06:43 | 11:56 | 17:08 | 10 h 25 min | 28.5° |
| March | 05:43 | 11:49 | 17:56 | 12 h 14 min | 39.3° |
| April | 05:35 | 12:41 | 19:47 | 14 h 13 min | 50.9° |
| May | 04:44 | 12:38 | 20:34 | 15 h 50 min | 59.2° |
| June | 04:27 | 12:44 | 21:00 | 16 h 34 min | 62.4° |
| July | 04:52 | 12:48 | 20:44 | 15 h 52 min | 59.4° |
| August | 05:38 | 12:45 | 19:51 | 14 h 13 min | 51.0° |
| September | 06:26 | 12:35 | 18:43 | 12 h 16 min | 39.6° |
| October | 07:15 | 12:26 | 17:37 | 10 h 22 min | 28.2° |
| November | 07:08 | 11:27 | 15:47 | 8 h 39 min | 19.0° |
| December | 07:43 | 11:40 | 15:37 | 7 h 54 min | 15.6° |
A year of daylight in Radomsko
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 Radomsko
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
39°collects the most energy over a year: 1104 kWh per kWp.
74°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° | 902 | 82% | 0.46 | 9.6× |
| 15° | 1026 | 93% | 0.73 | 6.3× |
| 30° | 1093 | 99% | 0.95 | 4.7× |
| 39° year-round best | 1104 | 100% | 1.06 | 4.1× |
| 45° | 1099 | 100% | 1.12 | 3.8× |
| 51° = latitude | 1085 | 98% | 1.17 | 3.5× |
| 60° | 1045 | 95% | 1.23 | 3.1× |
| 70° | 977 | 88% | 1.26 | 2.8× |
| 74° off-grid best | 943 | 85% | 1.26 | 2.7× |
| 90° | 776 | 70% | 1.22 | 2.2× |
A fixed array in Radomsko produces the most over a year at 39°. The design month for an off-grid system is December: at 74° it makes 1.26 kWh per kWp a day, 19% more than at 39°, and costs 15% of the yearly total. Why steep panels win winter.
Off-grid solar in Radomsko at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 39° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 39° | Mean temp. |
|---|---|---|---|---|---|
| January snow | 0.78 | 1.69 | 1.53 | 1.29 | -3.5 °C |
| February snow | 1.50 | 2.46 | 2.21 | 2.07 | -1.7 °C |
| March | 2.74 | 3.47 | 3.10 | 3.23 | 2.4 °C |
| April | 4.20 | 4.09 | 3.57 | 4.17 | 8.5 °C |
| May | 5.09 | 3.98 | 3.38 | 4.38 | 13.8 °C |
| June | 5.44 | 3.84 | 3.21 | 4.35 | 17.8 °C |
| July | 5.23 | 3.86 | 3.20 | 4.24 | 20.2 °C |
| August | 4.60 | 4.04 | 3.37 | 4.12 | 19.9 °C |
| September | 3.29 | 3.82 | 3.25 | 3.53 | 14.6 °C |
| October | 1.91 | 2.90 | 2.53 | 2.47 | 8.6 °C |
| November | 0.91 | 1.70 | 1.49 | 1.35 | 3.7 °C |
| December snow | 0.61 | 1.41 | 1.26 | 1.06 | -1.3 °C |
| Year | 3.03 avg | 3.11 avg | 977 kWh | 1104 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 940 Wp of panels at 70°, versus 1,110 Wp at 39°. The steep array is 16% smaller for the same winter. Size your own system.
Row spacing in Radomsko
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.
9.3 mrow pitch at 70°
7.3 mrow pitch at 39°
How Radomsko compares in Poland
Against the other 343 places in Poland with climate data, for a fixed array at its best angle.
52ndof 344 places in Poland for sunshine, shared: 3.03 peak sun hours a day on flat ground.
+1%solar energy a year compared with the average place in Poland: 1,104 against 1,094 kWh per kWp.
−13 mindaylight on the longest day, compared with Warsaw: 16 h 34 min against 16 h 47 min.
39°best year-round tilt here; across Poland it runs from 39° in Warsaw to 41° in Bartoszyce.
Of the 344 places in Poland, Hrubieszów and 4 other places get the most sun (3.11 peak sun hours a day) and Kostrzyn nad Odrą and 3 other places the least (2.89); Radomsko ranks joint 52nd. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 1.26 kWh a day here, against 1.14 kWh on average in Poland. The shortest day lasts 7 h 54 min, +12 min compared with Warsaw.
Solar forecast for Radomsko, 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 Radomsko
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A free, live card for Radomsko: 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.