Golestan · Iran · 36.84° N · 54.44° E
Solar position in Gorgān
Sun position, daylight and the best solar panel angle for Gorgān — computed for 36.84° N, 54.44° E, 140 m above sea level.
The sun right now
Sun in Gorgān today
Saturday, 24 October 2026 · local time UTC+3:30
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 04:41 | sun 18° below horizon |
| Nautical dawn | 05:11 | 12° below |
| Civil dawn | 05:41 | 6° below |
| Sunrise | 06:07 | 104° ESE |
| Golden hour ends | 06:43 | sun 6° up |
| Solar noon | 11:36 | 41.4° high |
| Golden hour starts | 16:28 | sun 6° up |
| Sunset | 17:04 | 256° WSW |
| Civil dusk | 17:30 | 6° below |
| Nautical dusk | 18:01 | 12° below |
| Astronomical dusk | 18:31 | 18° below |
| Day length | 10 h 56 min | |
Sun path diagram for Gorgān
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 76.6° at solar noon in Gorgān; 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 | 07:01 | 12:03 | 17:05 | 10 h 04 min | 33.3° |
| February | 06:33 | 12:06 | 17:38 | 11 h 05 min | 42.7° |
| March | 05:54 | 11:59 | 18:04 | 12 h 10 min | 53.5° |
| April | 05:10 | 11:51 | 18:31 | 13 h 21 min | 65.1° |
| May | 04:40 | 11:48 | 18:57 | 14 h 17 min | 73.4° |
| June | 04:33 | 11:54 | 19:14 | 14 h 41 min | 76.6° |
| July | 04:48 | 11:58 | 19:07 | 14 h 19 min | 73.6° |
| August | 05:14 | 11:55 | 18:36 | 13 h 22 min | 65.2° |
| September | 05:39 | 11:45 | 17:51 | 12 h 12 min | 53.8° |
| October | 06:05 | 11:36 | 17:08 | 11 h 03 min | 42.4° |
| November | 06:36 | 11:37 | 16:39 | 10 h 03 min | 33.2° |
| December | 07:01 | 11:50 | 16:39 | 9 h 38 min | 29.7° |
A year of daylight in Gorgān
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 Gorgān
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
32°collects the most energy over a year: 1616 kWh per kWp.
62°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° | 1411 | 87% | 1.80 | 3.3× |
| 15° | 1559 | 96% | 2.50 | 2.3× |
| 30° | 1616 | 100% | 3.04 | 1.8× |
| 32° year-round best | 1616 | 100% | 3.10 | 1.7× |
| 37° = latitude | 1610 | 100% | 3.23 | 1.6× |
| 45° | 1579 | 98% | 3.39 | 1.5× |
| 60° | 1452 | 90% | 3.52 | 1.3× |
| 62° off-grid best | 1429 | 88% | 3.53 | 1.3× |
| 70° | 1322 | 82% | 3.49 | 1.4× |
| 90° | 977 | 60% | 3.13 | 2.1× |
A fixed array in Gorgān produces the most over a year at 32°. The design month for an off-grid system is December: at 62° it makes 3.53 kWh per kWp a day, 14% more than at 32°, and costs 12% of the yearly total. Why steep panels win winter.
Off-grid solar in Gorgān at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 32° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 32° | Mean temp. |
|---|---|---|---|---|---|
| January | 2.47 | 4.08 | 3.63 | 3.32 | 4.3 °C |
| February | 3.21 | 4.19 | 3.71 | 3.76 | 5.6 °C |
| March | 4.27 | 4.32 | 3.75 | 4.31 | 10.3 °C |
| April | 5.23 | 4.01 | 3.40 | 4.56 | 15.2 °C |
| May | 6.49 | 3.94 | 3.26 | 5.06 | 21.2 °C |
| June | 7.40 | 3.85 | 3.13 | 5.37 | 25.8 °C |
| July | 7.01 | 3.90 | 3.14 | 5.16 | 28.1 °C |
| August | 6.60 | 4.49 | 3.64 | 5.29 | 27.4 °C |
| September | 5.49 | 5.07 | 4.18 | 5.09 | 23.5 °C |
| October | 4.09 | 5.06 | 4.28 | 4.47 | 17.4 °C |
| November | 2.81 | 4.45 | 3.88 | 3.62 | 10.1 °C |
| December | 2.21 | 3.94 | 3.49 | 3.10 | 5.7 °C |
| Year | 4.78 avg | 4.27 avg | 1322 kWh | 1616 kWh |
Sizing example. To run a 1 kWh-per-day load through June on LiFePO4 batteries (charge controller, battery and inverter losses included) you need about 380 Wp of panels at 70°, versus 380 Wp at 32°. The steep array is 1% smaller for the same winter. Size your own system.
Row spacing in Gorgān
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.
4.4 mrow pitch at 70°
3.8 mrow pitch at 32°
How Gorgān compares in Iran
Against the other 422 places in Iran with climate data, for a fixed array at its best angle.
367thof 423 places in Iran for sunshine, shared: 4.78 peak sun hours a day on flat ground.
−8%solar energy a year compared with the average place in Iran: 1,616 against 1,760 kWh per kWp.
+7 mindaylight on the longest day, compared with Tehran: 14 h 41 min against 14 h 35 min.
32°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); Gorgān ranks joint 367th. In its darkest month, June, 1 kWp of off-grid panels at 70° makes 3.13 kWh a day here, against 2.96 kWh on average in Iran. The shortest day lasts 9 h 38 min, −6 min compared with Tehran.
Solar forecast for Gorgān, 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 Gorgān
What is the best solar panel angle in Gorgān?
What time is sunrise and sunset in Gorgān today?
How many peak sun hours does Gorgān get?
How high does the sun get in Gorgān?
Is Gorgān a good place for solar panels?
Places near Gorgān
Put this on your site
A free, live card for Gorgān: 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.