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Monthly climate in Darreh Shahr, Iran

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Darreh Shahr features a hot-summer Mediterranean climate (Csa). Temperatures typically range between 6 °C (43 °F) and 31 °C (88 °F) through the year, but rarely can drop to -6 °C (21 °F) or can rise to as high as 43 °C (110 °F). The average annual precipitation amounts to about 572 mm (22.5 inches) and receives 58 rainy days on the 1 mm (0.04 inches) threshold annually. Darreh Shahr enjoys an average of 3899 hours of sunshine throughout the year, and daylight varies from 9 hours 59 minutes to 14 hours 17 minutes per day.

Monthly average temperatures in Darreh Shahr, Iran

The warmest months in Darreh Shahr are June, July and August, with daily mean temperatures ranging from 27 to 31 °C (82 - 88 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 6 to 8 °C (43 - 46 °F) throughout the day. On average each year, Darreh Shahr experiences 157 days above 25 °C (77.0 °F) and 33 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Darreh Shahr. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum18°C
(65°F)		20°C
(69°F)		29°C
(84°F)		32°C
(90°F)		37°C
(99°F)		41°C
(107°F)		43°C
(110°F)		42°C
(108°F)		40°C
(105°F)		35°C
(95°F)		27°C
(80°F)		19°C
(67°F)
Mean maximum16°C
(62°F)		18°C
(65°F)		23°C
(73°F)		28°C
(83°F)		35°C
(96°F)		40°C
(103°F)		42°C
(109°F)		41°C
(107°F)		39°C
(103°F)		34°C
(93°F)		24°C
(75°F)		18°C
(65°F)
Average high11°C
(53°F)		13°C
(56°F)		17°C
(63°F)		23°C
(73°F)		29°C
(85°F)		36°C
(98°F)		40°C
(103°F)		39°C
(102°F)		36°C
(96°F)		27°C
(82°F)		18°C
(64°F)		13°C
(56°F)
Daily mean6°C
(43°F)		8°C
(46°F)		12°C
(53°F)		16°C
(62°F)		22°C
(72°F)		27°C
(82°F)		31°C
(88°F)		30°C
(87°F)		26°C
(79°F)		19°C
(66°F)		12°C
(53°F)		8°C
(46°F)
Average low0°C
(33°F)		2°C
(36°F)		5°C
(42°F)		10°C
(50°F)		14°C
(57°F)		17°C
(63°F)		21°C
(70°F)		20°C
(68°F)		16°C
(61°F)		11°C
(52°F)		6°C
(43°F)		3°C
(37°F)
Mean minimum-4°C
(25°F)		-4°C
(26°F)		0°C
(33°F)		4°C
(40°F)		9°C
(49°F)		14°C
(58°F)		18°C
(65°F)		17°C
(64°F)		12°C
(54°F)		6°C
(43°F)		1°C
(34°F)		-3°C
(27°F)
Minimum-5°C
(24°F)		-6°C
(21°F)		-3°C
(27°F)		2°C
(36°F)		9°C
(48°F)		12°C
(53°F)		18°C
(64°F)		16°C
(60°F)		11°C
(53°F)		4°C
(40°F)		-1°C
(31°F)		-4°C
(26°F)

Compare climate in Darreh Shahr with other places

Compare temperature, precipitation, sunshine, UV index in Darreh Shahr, Iran with other places around the world.

Monthly average precipitation in Darreh Shahr, Iran

Darreh Shahr usually has the most precipitation in February, March and April, with an average of 8 rainy days and 99 mm (3.9 inches) of precipitation per month. The driest months in Darreh Shahr are July, August and September. On average, 0 mm (0.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Darreh Shahr. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)66 (2.6)99 (3.9)99 (3.9)100 (3.9)24 (0.9)1 (0.0)0 (0.0)0 (0.0)0 (0.0)20 (0.8)84 (3.3)79 (3.1)
Average precipitation days (≥ 1 mm)8108850000388

Monthly sunshine hours in Darreh Shahr, Iran

The sunniest months in Darreh Shahr are May, June and July, when the sun shines an average of 12 hours 41 minutes a day. Least sunny months in Darreh Shahr: January, February and December receive an average of 8 hours 19 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Darreh Shahr. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours224264322336380392395378344320271268
Mean daily daylight hours10h 13m10h 59m11h 59m13h 0m13h 52m14h 17m14h 4m13h 19m12h 20m11h 19m10h 26m9h 59m

Solar UV radiation in Darreh Shahr, Iran

Darreh Shahr experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 12 - 13, which corresponds to the Extreme category of sun exposure. January, November and December are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 5. For more detailed information, check out our hourly Darreh Shahr UV Index data.

Average daily maximum UV levels by month for Darreh Shahr. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)469101312121110754