Solarposition.org

Alborz Province · Iran · 35.77° N · 50.96° E

Solar position in Shahrak-e Mohandesī-ye Zerā‘ī

Sun position, daylight and the best solar panel angle for Shahrak-e Mohandesī-ye Zerā‘ī — computed for 35.77° N, 50.96° E, 1268 m above sea level.

Sunrise today06:21104° ESE
Sunset today17:18255° WSW
Best panel angle30°year-round, facing south
Off-grid angle61°best for the darkest month

The sun right now

Azimuth180.0°
Elevation42.1°
At solar noon, 11:50Open on the sun map

Sun in Shahrak-e Mohandesī-ye Zerā‘ī today

Sunday, 25 October 2026 · local time UTC+3:30

EventTimeDirection / height
Astronomical dawn04:55sun 18° below horizon
Nautical dawn05:2512° below
Civil dawn05:556° below
Sunrise06:21104° ESE
Golden hour ends06:56sun 6° up
Solar noon11:5042.1° high
Golden hour starts16:43sun 6° up
Sunset17:18255° WSW
Civil dusk17:446° below
Nautical dusk18:1412° below
Astronomical dusk18:4418° below
Day length10 h 57 min

Sun path diagram for Shahrak-e Mohandesī-ye Zerā‘ī

Where the sun stands in the sky: the centre is straight overhead, the outer ring is the horizon. Numbers mark local clock hours.

15°30°45°60°75°N30°60°E120°150°S210°240°W300°330°June solstice5678910111213141516171819EquinoxDecember solstice8910111213141516Today
  • June solstice
  • Equinox
  • December solstice
  • Today

On the June solstice the sun reaches 77.7° at solar noon in Shahrak-e Mohandesī-ye Zerā‘ī; on the December solstice only 30.8°. Sunrise swings from 60° ENE in June to 119° ESE in December — a 59° 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.

MonthSunriseSolar noonSunsetDay lengthNoon elevation
January07:1312:1717:2110 h 08 min34.4°
February06:4612:1917:5311 h 07 min43.7°
March06:0812:1318:1812 h 10 min54.5°
April05:2612:0518:4413 h 18 min66.1°
May04:5612:0219:0914 h 12 min74.4°
June04:5012:0719:2514 h 35 min77.7°
July05:0512:1219:1914 h 14 min74.7°
August05:2912:0918:4813 h 19 min66.3°
September05:5311:5918:0412 h 12 min54.9°
October06:1711:5017:2311 h 05 min43.5°
November06:4711:5116:5510 h 08 min34.3°
December07:1212:0416:569 h 44 min30.8°

A year of daylight in Shahrak-e Mohandesī-ye Zerā‘ī

Each column is one day of 2026. Bright: sun above the horizon; soft: civil twilight; line: solar noon. Steps are daylight saving time changes.

00:0003:0006:0009:0012:0015:0018:0021:0000:00JanFebMarAprMayJunJulAugSepOctNovDec

Best solar panel angle in Shahrak-e Mohandesī-ye Zerā‘ī

Fixed array facing south (azimuth 180°). Energy per kWp from NASA POWER monthly climate, including clouds, temperature and snow reflection.

30°collects the most energy over a year: 1682 kWh per kWp.

61°gives the most in the darkest month — the one an off-grid system is sized for.

40%50%60%70%80%90%100%0°10°20°30°40°50°60°70°80°90°Best year-round 30°Best worst-month 61°70°Yearly energyWorst-month energy
  • Yearly energy
  • Worst-month energy
TiltkWh/kWp per yearShare of best yearDecember kWh/kWp/dayBest ÷ worst month
0°148488%1.933.2×
15°163197%2.672.3×
30° year-round best1682100%3.241.7×
36° = latitude1676100%3.411.6×
45°163697%3.601.5×
60°149789%3.731.3×
61° off-grid best148588%3.731.3×
70°135781%3.691.4×
90°99259%3.302.2×

A fixed array in Shahrak-e Mohandesī-ye Zerā‘ī produces the most over a year at 30°. The design month for an off-grid system is December: at 61° it makes 3.73 kWh per kWp a day, 15% more than at 30°, and costs 12% of the yearly total. Why steep panels win winter.

Off-grid solar in Shahrak-e Mohandesī-ye Zerā‘ī at 70°

Daily energy of 1 kWp by month. Bars: panels at 70°. Line: panels at 30° (year-round best).

0123456January: 3.83 (70°)3.8JanFebruary: 3.87 (70°)3.9FebMarch: 3.92 (70°)3.9MarApril: 3.49 (70°)3.5AprMay: 3.27 (70°)3.3MayJune: 3.14 (70°)3.1JunJuly: 3.17 (70°)3.2JulAugust: 3.70 (70°)3.7AugSeptember: 4.34 (70°)4.3SepOctober: 4.35 (70°)4.3OctNovember: 3.87 (70°)3.9NovDecember: 3.69 (70°)3.7Dec30°
MonthSun hours, flatSun hours at 70°kWh/kWp/day at 70°at 30°Mean temp.
January2.604.253.833.461.2 °C
February3.364.333.873.913.0 °C
March4.484.473.924.537.9 °C
April5.454.073.494.7812.6 °C
May6.703.913.275.2618.7 °C
June7.743.843.145.6423.9 °C
July7.383.923.175.4326.7 °C
August6.914.543.705.5425.8 °C
September5.775.234.345.3421.8 °C
October4.215.104.354.5515.6 °C
November2.844.403.873.597.5 °C
December2.344.123.693.242.8 °C
Year4.99 avg4.35 avg1357 kWh1682 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 360 Wp at 30°. Here the lower tilt is the better winter choice — the sun stays high enough. Size your own system.

Row spacing in Shahrak-e Mohandesī-ye Zerā‘ī

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.

4.3 mrow pitch at 70°

3.6 mrow pitch at 30°

Row spacing calculator

How Shahrak-e Mohandesī-ye Zerā‘ī compares in Iran

Against the other 422 places in Iran with climate data, for a fixed array at its best angle.

318thof 423 places in Iran for sunshine, shared: 4.99 peak sun hours a day on flat ground.

−4%solar energy a year compared with the average place in Iran: 1,682 against 1,760 kWh per kWp.

±0 mindaylight on the longest day, compared with Tehran: 14 h 35 min against 14 h 35 min.

30°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); Shahrak-e Mohandesī-ye Zerā‘ī ranks joint 318th. In its darkest month, June, 1 kWp of off-grid panels at 70° makes 3.14 kWh a day here, against 2.96 kWh on average in Iran. The shortest day lasts 9 h 44 min, ±0 min compared with Tehran.

The sunniest places in Iran

Solar forecast for Shahrak-e Mohandesī-ye Zerā‘ī, 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 Shahrak-e Mohandesī-ye Zerā‘ī

What is the best solar panel angle in Shahrak-e Mohandesī-ye Zerā‘ī?
For a fixed array facing south, the best year-round tilt in Shahrak-e Mohandesī-ye Zerā‘ī is 30°, worth about 1682 kWh per kWp a year. An off-grid system that has to get through December does better at about 61°.
What time is sunrise and sunset in Shahrak-e Mohandesī-ye Zerā‘ī today?
On 25 October 2026 the sun rises at 06:21 and sets at 17:18 local time (UTC+3:30), giving 10 h 57 min of daylight. Solar noon is at 11:50.
How many peak sun hours does Shahrak-e Mohandesī-ye Zerā‘ī get?
On a flat surface 5.0 hours a day averaged over the year, from 2.3 in December to 7.7 in June. Panels tilted at 70° receive 3.8 sun hours a day in June.
How high does the sun get in Shahrak-e Mohandesī-ye Zerā‘ī?
At solar noon the sun stands 77.7° above the horizon on the June solstice and 30.8° on the December solstice.
Is Shahrak-e Mohandesī-ye Zerā‘ī a good place for solar panels?
With 5.0 peak sun hours a day on flat ground, Shahrak-e Mohandesī-ye Zerā‘ī ranks joint 318th of 423 places in Iran for sunshine. A 1 kWp array at the best angle (30°) makes about 1,682 kWh a year here, 4% less than the average place in Iran.

Places near Shahrak-e Mohandesī-ye Zerā‘ī

All places in Iran

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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.