St.-Petersburg · Russia · 59.88° N · 29.90° E
Solar position in Peterhof
Sun position, daylight and the best solar panel angle for Peterhof — computed for 59.88° N, 29.90° E, 26 m above sea level.
The sun right now
Sun in Peterhof today
Saturday, 24 October 2026 · local time UTC+3
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 05:41 | sun 18° below horizon |
| Nautical dawn | 06:29 | 12° below |
| Civil dawn | 07:18 | 6° below |
| Sunrise | 08:01 | 112° ESE |
| Golden hour ends | 09:04 | sun 6° up |
| Solar noon | 12:44 | 18.3° high |
| Golden hour starts | 16:24 | sun 6° up |
| Sunset | 17:26 | 247° WSW |
| Civil dusk | 18:09 | 6° below |
| Nautical dusk | 18:58 | 12° below |
| Astronomical dusk | 19:46 | 18° below |
| Day length | 9 h 25 min | |
Sun path diagram for Peterhof
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 53.6° at solar noon in Peterhof; on the December solstice only 6.8°. Sunrise swings from 35° NE in June to 140° SE in December — a 105° 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 | 09:37 | 13:11 | 16:46 | 7 h 10 min | 10.3° |
| February | 08:21 | 13:14 | 18:07 | 9 h 45 min | 19.7° |
| March | 06:59 | 13:07 | 19:17 | 12 h 18 min | 30.5° |
| April | 05:27 | 12:59 | 20:32 | 15 h 05 min | 42.1° |
| May | 04:10 | 12:57 | 21:44 | 17 h 34 min | 50.4° |
| June | 03:37 | 13:02 | 22:26 | 18 h 49 min | 53.6° |
| July | 04:16 | 13:06 | 21:55 | 17 h 38 min | 50.6° |
| August | 05:29 | 13:03 | 20:36 | 15 h 07 min | 42.2° |
| September | 06:42 | 12:53 | 19:03 | 12 h 22 min | 30.8° |
| October | 07:54 | 12:44 | 17:35 | 9 h 41 min | 19.4° |
| November | 09:11 | 12:45 | 16:19 | 7 h 08 min | 10.2° |
| December | 10:01 | 12:58 | 15:55 | 5 h 54 min | 6.8° |
A year of daylight in Peterhof
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 Peterhof
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: 996 kWh per kWp.
82°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° | 768 | 77% | 0.10 | 42.3× |
| 15° | 895 | 90% | 0.18 | 26.5× |
| 30° | 972 | 98% | 0.25 | 19.7× |
| 44° year-round best | 996 | 100% | 0.30 | 15.9× |
| 45° | 996 | 100% | 0.30 | 15.7× |
| 60° = latitude | 965 | 97% | 0.34 | 12.8× |
| 70° | 915 | 92% | 0.36 | 11.1× |
| 82° off-grid best | 827 | 83% | 0.36 | 9.5× |
| 90° | 753 | 76% | 0.36 | 9.3× |
A fixed array in Peterhof produces the most over a year at 44°. The design month for an off-grid system is December: at 82° it makes 0.36 kWh per kWp a day, 22% more than at 44°, and costs 17% of the yearly total. Why steep panels win winter.
Off-grid solar in Peterhof 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 | 0.28 | 0.89 | 0.80 | 0.66 | -8.5 °C |
| February snow | 0.88 | 1.94 | 1.79 | 1.58 | -8.0 °C |
| March snow | 2.28 | 3.90 | 3.56 | 3.35 | -3.6 °C |
| April | 3.73 | 4.25 | 3.78 | 4.14 | 3.3 °C |
| May | 5.14 | 4.61 | 3.98 | 4.76 | 10.4 °C |
| June | 5.41 | 4.32 | 3.65 | 4.55 | 14.5 °C |
| July | 5.16 | 4.31 | 3.61 | 4.42 | 17.8 °C |
| August | 4.03 | 4.09 | 3.45 | 3.93 | 16.1 °C |
| September | 2.43 | 3.24 | 2.79 | 2.89 | 11.3 °C |
| October | 1.02 | 1.78 | 1.55 | 1.48 | 4.4 °C |
| November snow | 0.33 | 0.82 | 0.72 | 0.62 | -1.1 °C |
| December snow | 0.15 | 0.42 | 0.36 | 0.30 | -5.5 °C |
| Year | 2.58 avg | 2.89 avg | 915 kWh | 996 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 3,290 Wp of panels at 70°, versus 3,940 Wp at 44°. The steep array is 16% smaller for the same winter. Size your own system.
Row spacing in Peterhof
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.
31.2 mrow pitch at 70°
24.0 mrow pitch at 44°
How Peterhof compares in Russia
Against the other 979 places in Russia with climate data, for a fixed array at its best angle.
885thof 980 places in Russia for sunshine, shared: 2.58 peak sun hours a day on flat ground.
−17%solar energy a year compared with the average place in Russia: 996 against 1,196 kWh per kWp.
+1 h 16 mindaylight on the longest day, compared with Moscow: 18 h 49 min against 17 h 34 min.
44°best year-round tilt here; across Russia it runs from 32° in Derbent to 54° in Yakutsk.
Of the 980 places in Russia, Novorossiysk gets the most sun (3.96 peak sun hours a day) and Polyarnyy the least (1.93); Peterhof ranks joint 885th. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 0.36 kWh a day here, against 1.31 kWh on average in Russia. The shortest day lasts 5 h 54 min, −1 h 06 min compared with Moscow.
Solar forecast for Peterhof, 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 Peterhof
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A free, live card for Peterhof: 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.