Apulia · Italy · 41.12° N · 16.79° E
Solar position in San Paolo
Sun position, daylight and the best solar panel angle for San Paolo — computed for 41.12° N, 16.79° E, 35 m above sea level.
The sun right now
Sun in San Paolo today
Saturday, 24 October 2026 · local time UTC+2
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 05:42 | sun 18° below horizon |
| Nautical dawn | 06:14 | 12° below |
| Civil dawn | 06:46 | 6° below |
| Sunrise | 07:14 | 105° ESE |
| Golden hour ends | 07:52 | sun 6° up |
| Solar noon | 12:36 | 37.1° high |
| Golden hour starts | 17:20 | sun 6° up |
| Sunset | 17:59 | 255° WSW |
| Civil dusk | 18:27 | 6° below |
| Nautical dusk | 18:59 | 12° below |
| Astronomical dusk | 19:31 | 18° below |
| Day length | 10 h 45 min | |
Sun path diagram for San Paolo
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 72.3° at solar noon in San Paolo; on the December solstice only 25.5°. Sunrise swings from 57° ENE in June to 121° ESE in December — a 64° 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 | 07:12 | 12:04 | 16:55 | 9 h 43 min | 29.1° |
| February | 06:39 | 12:06 | 17:34 | 10 h 55 min | 38.4° |
| March | 05:54 | 12:00 | 18:05 | 12 h 11 min | 49.2° |
| April | 06:04 | 12:51 | 19:39 | 13 h 34 min | 60.8° |
| May | 05:29 | 12:49 | 20:09 | 14 h 40 min | 69.1° |
| June | 05:20 | 12:54 | 20:28 | 15 h 09 min | 72.3° |
| July | 05:38 | 12:59 | 20:19 | 14 h 42 min | 69.3° |
| August | 06:08 | 12:55 | 19:43 | 13 h 35 min | 60.9° |
| September | 06:39 | 12:45 | 18:52 | 12 h 13 min | 49.5° |
| October | 07:10 | 12:37 | 18:03 | 10 h 52 min | 38.1° |
| November | 06:47 | 11:38 | 16:29 | 9 h 42 min | 28.9° |
| December | 07:14 | 11:50 | 16:27 | 9 h 13 min | 25.5° |
A year of daylight in San Paolo
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 San Paolo
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: 1473 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° | 1274 | 87% | 1.25 | 4.6× |
| 15° | 1415 | 96% | 1.78 | 3.2× |
| 30° | 1472 | 100% | 2.20 | 2.5× |
| 33° year-round best | 1473 | 100% | 2.27 | 2.4× |
| 41° = latitude | 1460 | 99% | 2.42 | 2.1× |
| 45° | 1444 | 98% | 2.48 | 2.0× |
| 60° | 1334 | 91% | 2.61 | 1.7× |
| 64° off-grid best | 1292 | 88% | 2.62 | 1.6× |
| 70° | 1218 | 83% | 2.60 | 1.5× |
| 90° | 907 | 62% | 2.38 | 1.6× |
A fixed array in San Paolo produces the most over a year at 33°. The design month for an off-grid system is December: at 64° it makes 2.62 kWh per kWp a day, 15% more than at 33°, and costs 12% of the yearly total. Why steep panels win winter.
Off-grid solar in San Paolo 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 | 1.85 | 3.23 | 2.81 | 2.51 | 10.2 °C |
| February | 2.62 | 3.60 | 3.12 | 3.09 | 10.3 °C |
| March | 3.88 | 4.24 | 3.66 | 4.05 | 12.1 °C |
| April | 5.17 | 4.27 | 3.65 | 4.68 | 14.4 °C |
| May | 6.30 | 4.12 | 3.45 | 5.10 | 18.3 °C |
| June | 7.10 | 4.01 | 3.30 | 5.33 | 22.7 °C |
| July | 7.18 | 4.21 | 3.43 | 5.42 | 25.7 °C |
| August | 6.27 | 4.63 | 3.77 | 5.21 | 26.1 °C |
| September | 4.64 | 4.60 | 3.81 | 4.44 | 22.6 °C |
| October | 3.25 | 4.26 | 3.58 | 3.64 | 18.8 °C |
| November | 2.06 | 3.36 | 2.87 | 2.64 | 15.0 °C |
| December | 1.60 | 3.01 | 2.60 | 2.27 | 11.5 °C |
| Year | 4.34 avg | 3.97 avg | 1218 kWh | 1473 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 450 Wp of panels at 70°, versus 520 Wp at 33°. The steep array is 13% smaller for the same winter. Size your own system.
Row spacing in San Paolo
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.
5.3 mrow pitch at 70°
4.3 mrow pitch at 33°
How San Paolo compares in Italy
Against the other 596 places in Italy with climate data, for a fixed array at its best angle.
249thof 597 places in Italy for sunshine, shared: 4.34 peak sun hours a day on flat ground.
+1%solar energy a year compared with the average place in Italy: 1,473 against 1,452 kWh per kWp.
−5 mindaylight on the longest day, compared with Rome: 15 h 09 min against 15 h 14 min.
33°best year-round tilt here; across Italy it runs from 30° in Palermo to 42° in Bolzano.
Of the 597 places in Italy, Pozzallo and one other place get the most sun (4.91 peak sun hours a day) and Bressanone the least (3.51); San Paolo ranks joint 249th. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 2.60 kWh a day here, against 2.63 kWh on average in Italy. The shortest day lasts 9 h 13 min, +5 min compared with Rome.
Solar forecast for San Paolo, 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 San Paolo
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Places near San Paolo
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A free, live card for San Paolo: 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.