Kerman · Iran · 30.41° N · 55.99° E
Solar position in Rafsanjān
Sun position, daylight and the best solar panel angle for Rafsanjān — computed for 30.41° N, 55.99° E, 1514 m above sea level.
The sun right now
Sun in Rafsanjān today
Saturday, 24 October 2026 · local time UTC+3:30
| Event | Time | Direction / height |
|---|---|---|
| Astronomical dawn | 04:33 | sun 18° below horizon |
| Nautical dawn | 05:01 | 12° below |
| Civil dawn | 05:29 | 6° below |
| Sunrise | 05:54 | 103° ESE |
| Golden hour ends | 06:27 | sun 6° up |
| Solar noon | 11:30 | 47.8° high |
| Golden hour starts | 16:32 | sun 6° up |
| Sunset | 17:05 | 257° WSW |
| Civil dusk | 17:30 | 6° below |
| Nautical dusk | 17:58 | 12° below |
| Astronomical dusk | 18:26 | 18° below |
| Day length | 11 h 12 min | |
Sun path diagram for Rafsanjān
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 83.0° at solar noon in Rafsanjān; on the December solstice only 36.2°. Sunrise swings from 62° ENE in June to 117° ESE in December — a 55° 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 | 06:42 | 11:57 | 17:12 | 10 h 31 min | 39.7° |
| February | 06:20 | 11:59 | 17:38 | 11 h 18 min | 49.1° |
| March | 05:48 | 11:53 | 17:57 | 12 h 09 min | 59.9° |
| April | 05:12 | 11:44 | 18:17 | 13 h 05 min | 71.5° |
| May | 04:48 | 11:42 | 18:36 | 13 h 48 min | 79.8° |
| June | 04:44 | 11:47 | 18:51 | 14 h 07 min | 83.0° |
| July | 04:57 | 11:52 | 18:47 | 13 h 50 min | 80.0° |
| August | 05:16 | 11:49 | 18:21 | 13 h 05 min | 71.7° |
| September | 05:33 | 11:39 | 17:44 | 12 h 11 min | 60.2° |
| October | 05:52 | 11:30 | 17:08 | 11 h 17 min | 48.9° |
| November | 06:16 | 11:31 | 16:46 | 10 h 30 min | 39.7° |
| December | 06:38 | 11:44 | 16:49 | 10 h 11 min | 36.2° |
A year of daylight in Rafsanjān
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 Rafsanjān
Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.
28°collects the most energy over a year: 1973 kWh per kWp.
39°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° | 1763 | 89% | 2.92 | 2.2× |
| 15° | 1925 | 98% | 3.97 | 1.6× |
| 28° year-round best | 1973 | 100% | 4.66 | 1.3× |
| 30° = latitude | 1972 | 100% | 4.75 | 1.2× |
| 39° off-grid best | 1944 | 99% | 5.08 | 1.2× |
| 45° | 1902 | 96% | 5.23 | 1.2× |
| 60° | 1720 | 87% | 5.36 | 1.5× |
| 70° | 1544 | 78% | 5.27 | 1.9× |
| 90° | 1098 | 56% | 4.62 | 3.7× |
A fixed array in Rafsanjān produces the most over a year at 28°. The design month for an off-grid system is December: at 39° it makes 5.08 kWh per kWp a day, 9% more than at 28°, and costs 1% of the yearly total. Why steep panels win winter.
Off-grid solar in Rafsanjān at 70°
Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 28° (year-round best).
| Month | Sun hours, flat | Sun hours at 70° | kWh/kWp/day at 70° | at 28° | Mean temp. |
|---|---|---|---|---|---|
| January | 3.67 | 5.77 | 5.14 | 4.71 | 3.9 °C |
| February | 4.47 | 5.46 | 4.83 | 5.01 | 6.0 °C |
| March | 5.72 | 5.33 | 4.63 | 5.59 | 10.6 °C |
| April | 6.54 | 4.37 | 3.71 | 5.51 | 16.1 °C |
| May | 7.47 | 3.76 | 3.11 | 5.61 | 22.1 °C |
| June | 8.15 | 3.41 | 2.75 | 5.70 | 26.6 °C |
| July | 7.90 | 3.55 | 2.86 | 5.61 | 27.6 °C |
| August | 7.60 | 4.35 | 3.54 | 5.89 | 25.7 °C |
| September | 6.69 | 5.46 | 4.52 | 5.94 | 22.5 °C |
| October | 5.39 | 6.10 | 5.15 | 5.59 | 17.3 °C |
| November | 4.11 | 6.08 | 5.29 | 4.99 | 10.1 °C |
| December | 3.51 | 5.95 | 5.27 | 4.66 | 5.6 °C |
| Year | 5.94 avg | 4.96 avg | 1544 kWh | 1973 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 430 Wp of panels at 70°, versus 250 Wp at 28°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.
Row spacing in Rafsanjān
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.
3.6 mrow pitch at 70°
3.2 mrow pitch at 28°
How Rafsanjān compares in Iran
Against the other 422 places in Iran with climate data, for a fixed array at its best angle.
22ndof 423 places in Iran for sunshine, shared: 5.94 peak sun hours a day on flat ground.
+12%solar energy a year compared with the average place in Iran: 1,973 against 1,760 kWh per kWp.
−28 mindaylight on the longest day, compared with Tehran: 14 h 07 min against 14 h 35 min.
28°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); Rafsanjān ranks joint 22nd. In its darkest month, June, 1 kWp of off-grid panels at 70° makes 2.75 kWh a day here, against 2.96 kWh on average in Iran. The shortest day lasts 10 h 11 min, +27 min compared with Tehran.
Solar forecast for Rafsanjān, 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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A free, live card for Rafsanjān: 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.