Māzandarān · Iran · 36.92° N · 50.65° E
Solar position in Rāmsar
Sun position, daylight and the best solar panel angle for Rāmsar — computed for 36.92° N, 50.65° E, -21 m above sea level.
The sun right now
Sun in Rāmsar today
Saturday, 24 October 2026 · local time UTC+3:30
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 04:56 | sun 18° below horizon |
| Nautical dawn | 05:26 | 12° below |
| Civil dawn | 05:56 | 6° below |
| Sunrise | 06:23 | 104° ESE |
| Golden hour ends | 06:58 | sun 6° up |
| Solar noon | 11:51 | 41.3° high |
| Golden hour starts | 16:43 | sun 6° up |
| Sunset | 17:19 | 256° WSW |
| Civil dusk | 17:45 | 6° below |
| Nautical dusk | 18:16 | 12° below |
| Astronomical dusk | 18:46 | 18° below |
| Day length | 10 h 56 min | |
Sun path diagram for Rāmsar
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 76.5° at solar noon in Rāmsar; on the December solstice only 29.7°. Sunrise swings from 59° ENE in June to 119° ESE in December — a 60° 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 | 07:17 | 12:18 | 17:20 | 10 h 03 min | 33.2° |
| February | 06:49 | 12:21 | 17:53 | 11 h 04 min | 42.6° |
| March | 06:09 | 12:14 | 18:19 | 12 h 10 min | 53.4° |
| April | 05:25 | 12:06 | 18:47 | 13 h 21 min | 65.0° |
| May | 04:55 | 12:04 | 19:13 | 14 h 18 min | 73.3° |
| June | 04:48 | 12:09 | 19:30 | 14 h 42 min | 76.5° |
| July | 05:03 | 12:13 | 19:23 | 14 h 19 min | 73.5° |
| August | 05:29 | 12:10 | 18:51 | 13 h 22 min | 65.1° |
| September | 05:54 | 12:00 | 18:06 | 12 h 12 min | 53.7° |
| October | 06:20 | 11:51 | 17:23 | 11 h 03 min | 42.4° |
| November | 06:51 | 11:53 | 16:54 | 10 h 03 min | 33.2° |
| December | 07:16 | 12:05 | 16:54 | 9 h 38 min | 29.7° |
A year of daylight in Rāmsar
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 Rāmsar
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
29°collects the most energy over a year: 1431 kWh per kWp.
60°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° | 1280 | 89% | 1.53 | 3.7× |
| 15° | 1395 | 97% | 2.06 | 2.7× |
| 29° year-round best | 1431 | 100% | 2.44 | 2.2× |
| 30° | 1431 | 100% | 2.47 | 2.1× |
| 37° = latitude | 1421 | 99% | 2.61 | 1.9× |
| 45° | 1387 | 97% | 2.72 | 1.7× |
| 60° off-grid best | 1265 | 88% | 2.81 | 1.5× |
| 70° | 1146 | 80% | 2.77 | 1.3× |
| 90° | 838 | 59% | 2.47 | 1.7× |
A fixed array in Rāmsar produces the most over a year at 29°. The design month for an off-grid system is December: at 60° it makes 2.81 kWh per kWp a day, 15% more than at 29°, and costs 12% of the yearly total. Why steep panels win winter.
Off-grid solar in Rāmsar at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 29° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 29° | Mean temp. |
|---|---|---|---|---|---|
| January | 2.14 | 3.27 | 2.89 | 2.65 | 4.9 °C |
| February | 2.72 | 3.31 | 2.92 | 2.99 | 5.4 °C |
| March | 3.68 | 3.60 | 3.14 | 3.63 | 8.8 °C |
| April | 4.69 | 3.59 | 3.08 | 4.13 | 12.4 °C |
| May | 6.10 | 3.74 | 3.13 | 4.90 | 18.0 °C |
| June | 7.02 | 3.72 | 3.06 | 5.29 | 22.5 °C |
| July | 6.56 | 3.73 | 3.03 | 5.00 | 25.0 °C |
| August | 6.10 | 4.19 | 3.42 | 4.98 | 25.3 °C |
| September | 4.93 | 4.50 | 3.73 | 4.54 | 22.2 °C |
| October | 3.50 | 4.13 | 3.49 | 3.66 | 17.3 °C |
| November | 2.33 | 3.45 | 2.98 | 2.79 | 10.9 °C |
| December | 1.89 | 3.15 | 2.77 | 2.44 | 6.7 °C |
| Year | 4.31 avg | 3.70 avg | 1146 kWh | 1431 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 430 Wp of panels at 70°, versus 480 Wp at 29°. The steep array is 12% smaller for the same winter. Size your own system.
Row spacing in Rāmsar
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.
4.5 mrow pitch at 70°
3.7 mrow pitch at 29°
How Rāmsar compares in Iran
Against the other 422 places in Iran with climate data, for a fixed array at its best angle.
394thof 423 places in Iran for sunshine: 4.31 peak sun hours a day on flat ground.
−19%solar energy a year compared with the average place in Iran: 1,431 against 1,760 kWh per kWp.
+7 mindaylight on the longest day, compared with Tehran: 14 h 42 min against 14 h 35 min.
29°best year-round tilt here; across Iran it runs from 24° in Kīsh to 33° in Khūy.
Of the 423 places in Iran, Jālq gets the most sun (6.10 peak sun hours a day) and Bandar-e Anzalī the least (3.92); Rāmsar ranks 394th. In its darkest month, December, 1 kWp of off-grid panels at 70° makes 2.77 kWh a day here, against 2.96 kWh on average in Iran. The shortest day lasts 9 h 38 min, −7 min compared with Tehran.
Solar forecast for Rāmsar, 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 Rāmsar
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Places near Rāmsar
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A free, live card for Rāmsar: 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.