Leiria · Portugal · 39.92° N · 8.63° W
Solar position in Pombal
Sun position, daylight and the best solar panel angle for Pombal — computed for 39.92° N, 8.63° W, 69 m above sea level.
The sun right now
Sun in Pombal today
Saturday, 24 October 2026 · local time UTC+1
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 06:23 | sun 18° below horizon |
| Nautical dawn | 06:55 | 12° below |
| Civil dawn | 07:26 | 6° below |
| Sunrise | 07:54 | 105° ESE |
| Golden hour ends | 08:31 | sun 6° up |
| Solar noon | 13:18 | 38.2° high |
| Golden hour starts | 18:04 | sun 6° up |
| Sunset | 18:42 | 255° WSW |
| Civil dusk | 19:10 | 6° below |
| Nautical dusk | 19:41 | 12° below |
| Astronomical dusk | 20:12 | 18° below |
| Day length | 10 h 48 min | |
Sun path diagram for Pombal
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 73.5° at solar noon in Pombal; on the December solstice only 26.7°. Sunrise swings from 58° ENE in June to 120° ESE in December — a 62° 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 | 12:45 | 17:40 | 9 h 49 min | 30.3° |
| February | 07:19 | 12:48 | 18:17 | 10 h 58 min | 39.7° |
| March | 06:36 | 12:41 | 18:47 | 12 h 11 min | 50.5° |
| April | 06:48 | 13:33 | 20:18 | 13 h 31 min | 62.1° |
| May | 06:14 | 13:31 | 20:48 | 14 h 34 min | 70.3° |
| June | 06:06 | 13:36 | 21:06 | 15 h 00 min | 73.5° |
| July | 06:23 | 13:40 | 20:58 | 14 h 35 min | 70.5° |
| August | 06:51 | 13:37 | 20:22 | 13 h 31 min | 62.1° |
| September | 07:21 | 13:27 | 19:33 | 12 h 12 min | 50.7° |
| October | 07:51 | 13:18 | 18:46 | 10 h 55 min | 39.3° |
| November | 07:26 | 12:20 | 17:14 | 9 h 48 min | 30.1° |
| December | 07:52 | 12:32 | 17:12 | 9 h 20 min | 26.7° |
A year of daylight in Pombal
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 Pombal
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
33°collects the most energy over a year: 1588 kWh per kWp.
64°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° | 1362 | 86% | 1.49 | 4.0× |
| 15° | 1519 | 96% | 2.15 | 2.8× |
| 30° | 1586 | 100% | 2.67 | 2.1× |
| 33° year-round best | 1588 | 100% | 2.76 | 2.0× |
| 40° = latitude | 1578 | 99% | 2.93 | 1.8× |
| 45° | 1559 | 98% | 3.02 | 1.7× |
| 60° | 1441 | 91% | 3.18 | 1.4× |
| 64° off-grid best | 1396 | 88% | 3.19 | 1.4× |
| 70° | 1317 | 83% | 3.18 | 1.3× |
| 90° | 979 | 62% | 2.90 | 1.8× |
A fixed array in Pombal produces the most over a year at 33°. The design month for an off-grid system is December: at 64° it makes 3.19 kWh per kWp a day, 16% more than at 33°, and costs 12% of the yearly total. Why steep panels win winter.
Off-grid solar in Pombal at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 33° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 33° | Mean temp. |
|---|---|---|---|---|---|
| January | 2.07 | 3.72 | 3.25 | 2.90 | 9.2 °C |
| February | 3.08 | 4.43 | 3.86 | 3.78 | 9.7 °C |
| March | 4.14 | 4.50 | 3.89 | 4.33 | 11.7 °C |
| April | 5.42 | 4.39 | 3.75 | 4.89 | 13.8 °C |
| May | 6.56 | 4.14 | 3.49 | 5.29 | 16.6 °C |
| June | 7.07 | 3.89 | 3.23 | 5.32 | 19.7 °C |
| July | 7.28 | 4.13 | 3.42 | 5.53 | 21.5 °C |
| August | 6.58 | 4.73 | 3.91 | 5.51 | 22.1 °C |
| September | 5.13 | 5.07 | 4.23 | 4.98 | 20.5 °C |
| October | 3.42 | 4.43 | 3.75 | 3.85 | 17.0 °C |
| November | 2.31 | 3.87 | 3.34 | 3.06 | 12.3 °C |
| December | 1.88 | 3.64 | 3.18 | 2.76 | 9.7 °C |
| Year | 4.59 avg | 4.24 avg | 1317 kWh | 1588 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 370 Wp of panels at 70°, versus 430 Wp at 33°. The steep array is 13% smaller for the same winter. Size your own system.
Row spacing in Pombal
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.
5.0 mrow pitch at 70°
4.2 mrow pitch at 33°
How Pombal compares in Portugal
Against the other 173 places in Portugal with climate data, for a fixed array at its best angle.
104thof 174 places in Portugal for sunshine: 4.59 peak sun hours a day on flat ground.
−1%solar energy a year compared with the average place in Portugal: 1,588 against 1,604 kWh per kWp.
+8 mindaylight on the longest day, compared with Lisbon: 15 h 00 min against 14 h 53 min.
33°best year-round tilt here; across Portugal it runs from 26° in Funchal to 34° in Porto.
Of the 174 places in Portugal, Faro and one other place get the most sun (5.10 peak sun hours a day) and Monção the least (4.21); Pombal ranks 104th. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 3.18 kWh a day here, against 3.10 kWh on average in Portugal. The shortest day lasts 9 h 20 min, −7 min compared with Lisbon.
Solar forecast for Pombal, 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 Pombal
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A free, live card for Pombal: 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.