Tuscany · Italy · 43.96° N · 10.23° E
Solar position in Pietrasanta
Sun position, daylight and the best solar panel angle for Pietrasanta — computed for 43.96° N, 10.23° E, 14 m above sea level.
The sun right now
Sun in Pietrasanta today
Saturday, 24 October 2026 · local time UTC+2
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 06:08 | sun 18° below horizon |
| Nautical dawn | 06:41 | 12° below |
| Civil dawn | 07:15 | 6° below |
| Sunrise | 07:44 | 106° ESE |
| Golden hour ends | 08:25 | sun 6° up |
| Solar noon | 13:03 | 34.2° high |
| Golden hour starts | 17:40 | sun 6° up |
| Sunset | 18:21 | 254° WSW |
| Civil dusk | 18:50 | 6° below |
| Nautical dusk | 19:24 | 12° below |
| Astronomical dusk | 19:57 | 18° below |
| Day length | 10 h 36 min | |
Sun path diagram for Pietrasanta
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 69.5° at solar noon in Pietrasanta; on the December solstice only 22.6°. Sunrise swings from 55° NE in June to 123° ESE in December — a 67° 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 | 07:46 | 12:30 | 17:14 | 9 h 28 min | 26.2° |
| February | 07:09 | 12:32 | 17:56 | 10 h 47 min | 35.6° |
| March | 06:20 | 12:26 | 18:32 | 12 h 12 min | 46.4° |
| April | 06:26 | 13:17 | 20:10 | 13 h 44 min | 58.0° |
| May | 05:47 | 13:15 | 20:44 | 14 h 57 min | 66.3° |
| June | 05:36 | 13:20 | 21:05 | 15 h 29 min | 69.5° |
| July | 05:55 | 13:25 | 20:54 | 14 h 59 min | 66.5° |
| August | 06:29 | 13:22 | 20:14 | 13 h 44 min | 58.1° |
| September | 07:04 | 13:11 | 19:18 | 12 h 14 min | 46.7° |
| October | 07:41 | 13:03 | 18:25 | 10 h 45 min | 35.3° |
| November | 07:21 | 12:04 | 16:47 | 9 h 26 min | 26.1° |
| December | 07:50 | 12:17 | 16:43 | 8 h 54 min | 22.6° |
A year of daylight in Pietrasanta
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 Pietrasanta
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
35°collects the most energy over a year: 1426 kWh per kWp.
68°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° | 1201 | 84% | 1.02 | 5.5× |
| 15° | 1350 | 95% | 1.55 | 3.7× |
| 30° | 1420 | 100% | 1.99 | 2.8× |
| 35° year-round best | 1426 | 100% | 2.10 | 2.6× |
| 44° = latitude | 1412 | 99% | 2.28 | 2.2× |
| 45° | 1408 | 99% | 2.29 | 2.2× |
| 60° | 1315 | 92% | 2.45 | 1.8× |
| 68° off-grid best | 1234 | 87% | 2.47 | 1.6× |
| 70° | 1211 | 85% | 2.47 | 1.6× |
| 90° | 921 | 65% | 2.30 | 1.5× |
A fixed array in Pietrasanta produces the most over a year at 35°. The design month for an off-grid system is December: at 68° it makes 2.47 kWh per kWp a day, 18% more than at 35°, and costs 13% of the yearly total. Why steep panels win winter.
Off-grid solar in Pietrasanta at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 35° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 35° | Mean temp. |
|---|---|---|---|---|---|
| January | 1.55 | 3.01 | 2.64 | 2.32 | 7.4 °C |
| February | 2.39 | 3.66 | 3.20 | 3.08 | 7.8 °C |
| March | 3.64 | 4.23 | 3.67 | 3.97 | 10.3 °C |
| April | 4.91 | 4.26 | 3.65 | 4.55 | 13.4 °C |
| May | 6.02 | 4.17 | 3.51 | 4.95 | 17.1 °C |
| June | 6.90 | 4.19 | 3.47 | 5.27 | 21.4 °C |
| July | 7.04 | 4.43 | 3.62 | 5.42 | 24.2 °C |
| August | 6.05 | 4.74 | 3.89 | 5.15 | 24.3 °C |
| September | 4.47 | 4.71 | 3.92 | 4.46 | 20.7 °C |
| October | 2.80 | 3.83 | 3.25 | 3.26 | 16.7 °C |
| November | 1.67 | 2.92 | 2.51 | 2.28 | 12.3 °C |
| December | 1.32 | 2.83 | 2.47 | 2.10 | 8.7 °C |
| Year | 4.07 avg | 3.92 avg | 1211 kWh | 1426 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 480 Wp of panels at 70°, versus 560 Wp at 35°. The steep array is 15% smaller for the same winter. Size your own system.
Row spacing in Pietrasanta
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.
6.0 mrow pitch at 70°
4.9 mrow pitch at 35°
How Pietrasanta compares in Italy
Against the other 596 places in Italy with climate data, for a fixed array at its best angle.
332ndof 597 places in Italy for sunshine, shared: 4.07 peak sun hours a day on flat ground.
−2%solar energy a year compared with the average place in Italy: 1,426 against 1,452 kWh per kWp.
+15 mindaylight on the longest day, compared with Rome: 15 h 29 min against 15 h 14 min.
35°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); Pietrasanta ranks joint 332nd. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 2.47 kWh a day here, against 2.63 kWh on average in Italy. The shortest day lasts 8 h 54 min, −14 min compared with Rome.
Solar forecast for Pietrasanta, 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 Pietrasanta
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A free, live card for Pietrasanta: 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.