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Monthly climate in Darreh Shahr, Ilam Province, Iran

Last updated: May 6, 2024

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, Ilam Province, 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, Ilam Province, Iran.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 18°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 maximum 16°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 high 11°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 mean 6°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 low 0°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, Ilam Province, Iran with other places around the world.

Monthly average precipitation in Darreh Shahr, Ilam Province, 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, Ilam Province, Iran.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
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) 8 10 8 8 5 0 0 0 0 3 8 8

Monthly sunshine hours in Darreh Shahr, Ilam Province, 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, Ilam Province, Iran.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 224 264 322 336 380 392 395 378 344 320 271 268
Mean daily daylight hours 10h 13m 10h 59m 11h 59m 13h 0m 13h 52m 14h 17m 14h 4m 13h 19m 12h 20m 11h 19m 10h 26m 9h 59m

Solar UV radiation in Darreh Shahr, Ilam Province, 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, Ilam Province, Iran.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 4 6 9 10 13 12 12 11 10 7 5 4