Irkutsk Oblast · Russia · 51.52° N · 104.14° E
Solar position in Baykal’sk
Sun position, daylight and the best solar panel angle for Baykal’sk — computed for 51.52° N, 104.14° E, 495 m above sea level.
The sun right now
Sun in Baykal’sk today
Sunday, 25 October 2026 · local time UTC+8
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 05:51 | sun 18° below horizon |
| Nautical dawn | 06:30 | 12° below |
| Civil dawn | 07:09 | 6° below |
| Sunrise | 07:44 | 108° ESE |
| Golden hour ends | 08:31 | sun 6° up |
| Solar noon | 12:47 | 26.4° high |
| Golden hour starts | 17:02 | sun 6° up |
| Sunset | 17:50 | 251° WSW |
| Civil dusk | 18:24 | 6° below |
| Nautical dusk | 19:03 | 12° below |
| Astronomical dusk | 19:42 | 18° below |
| Day length | 10 h 06 min | |
Sun path diagram for Baykal’sk
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 61.9° at solar noon in Baykal’sk; on the December solstice only 15.1°. 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 | 08:56 | 13:14 | 17:32 | 8 h 36 min | 18.6° |
| February | 08:06 | 13:17 | 18:28 | 10 h 23 min | 28.0° |
| March | 07:04 | 13:10 | 19:17 | 12 h 13 min | 38.7° |
| April | 05:55 | 13:02 | 20:09 | 14 h 14 min | 50.4° |
| May | 05:03 | 13:00 | 20:57 | 15 h 53 min | 58.7° |
| June | 04:45 | 13:05 | 21:24 | 16 h 39 min | 61.9° |
| July | 05:10 | 13:09 | 21:07 | 15 h 57 min | 59.0° |
| August | 05:57 | 13:06 | 20:14 | 14 h 16 min | 50.6° |
| September | 06:47 | 12:56 | 19:04 | 12 h 18 min | 39.2° |
| October | 07:37 | 12:47 | 17:58 | 10 h 21 min | 27.8° |
| November | 08:30 | 12:48 | 17:06 | 8 h 36 min | 18.6° |
| December | 09:06 | 13:01 | 16:56 | 7 h 50 min | 15.1° |
A year of daylight in Baykal’sk
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 Baykal’sk
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
47°collects the most energy over a year: 1375 kWh per kWp.
79°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° | 1024 | 74% | 0.71 | 6.6× |
| 15° | 1208 | 88% | 1.29 | 3.8× |
| 30° | 1328 | 97% | 1.81 | 2.7× |
| 45° | 1375 | 100% | 2.22 | 2.1× |
| 47° year-round best | 1375 | 100% | 2.26 | 2.1× |
| 52° = latitude | 1371 | 100% | 2.36 | 2.0× |
| 60° | 1347 | 98% | 2.49 | 1.9× |
| 70° | 1288 | 94% | 2.59 | 1.8× |
| 79° off-grid best | 1209 | 88% | 2.62 | 1.7× |
| 90° | 1082 | 79% | 2.58 | 1.9× |
A fixed array in Baykal’sk produces the most over a year at 47°. The design month for an off-grid system is December: at 79° it makes 2.62 kWh per kWp a day, 16% more than at 47°, and costs 12% of the yearly total. Why steep panels win winter.
Off-grid solar in Baykal’sk at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 47° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 47° | Mean temp. |
|---|---|---|---|---|---|
| January snow | 1.23 | 3.45 | 3.35 | 2.96 | -19.7 °C |
| February snow | 2.16 | 4.26 | 4.09 | 3.82 | -17.0 °C |
| March snow | 3.44 | 4.98 | 4.64 | 4.61 | -8.4 °C |
| April | 4.53 | 4.36 | 3.91 | 4.49 | 0.8 °C |
| May | 5.46 | 4.29 | 3.75 | 4.65 | 7.6 °C |
| June | 5.66 | 4.00 | 3.39 | 4.36 | 15.2 °C |
| July | 5.26 | 3.89 | 3.25 | 4.11 | 17.9 °C |
| August | 4.45 | 3.93 | 3.33 | 3.97 | 15.1 °C |
| September | 3.51 | 4.18 | 3.66 | 3.97 | 8.2 °C |
| October snow | 2.26 | 3.86 | 3.49 | 3.41 | -0.4 °C |
| November snow | 1.28 | 3.12 | 2.93 | 2.64 | -10.8 °C |
| December snow | 0.89 | 2.69 | 2.59 | 2.26 | -17.9 °C |
| Year | 3.35 avg | 3.91 avg | 1288 kWh | 1375 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 47°. The steep array is 13% smaller for the same winter. Size your own system.
Row spacing in Baykal’sk
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.
9.6 mrow pitch at 70°
8.3 mrow pitch at 47°
How Baykal’sk compares in Russia
Against the other 979 places in Russia with climate data, for a fixed array at its best angle.
307thof 980 places in Russia for sunshine, shared: 3.35 peak sun hours a day on flat ground.
+15%solar energy a year compared with the average place in Russia: 1,375 against 1,196 kWh per kWp.
−55 mindaylight on the longest day, compared with Moscow: 16 h 39 min against 17 h 34 min.
47°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); Baykal’sk ranks joint 307th. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 2.59 kWh a day here, against 1.31 kWh on average in Russia. The shortest day lasts 7 h 50 min, +49 min compared with Moscow.
Solar forecast for Baykal’sk, next 48 hours
Expected output of 1 kWp at 70°, computed from the ICON-EU weather model of the Deutscher Wetterdienst (DWD), Europe.
Loading the latest forecast…
Questions about the sun in Baykal’sk
What is the best solar panel angle in Baykal’sk?
What time is sunrise and sunset in Baykal’sk today?
How many peak sun hours does Baykal’sk get?
How high does the sun get in Baykal’sk?
Is Baykal’sk a good place for solar panels?
Places near Baykal’sk
Put this on your site
A free, live card for Baykal’sk: 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.