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Monthly climate in Nahavand, Iran

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Nahavand features a hot-summer Mediterranean climate (Csa). Temperatures typically range between 0 °C (33 °F) and 28 °C (83 °F) through the year, but rarely can drop to -19 °C (-2 °F) or can rise to as high as 39 °C (103 °F). The average annual precipitation amounts to about 544 mm (21.4 inches) and receives 76 rainy days on the 1 mm (0.04 inches) threshold annually. Nahavand enjoys an average of 3936 hours of sunshine throughout the year, and daylight varies from 9 hours 54 minutes to 14 hours 22 minutes per day.

Monthly average temperatures in Nahavand, Iran

The warmest months in Nahavand are June, July and August, with daily mean temperatures ranging from 24 to 28 °C (76 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 0 to 3 °C (33 - 38 °F) throughout the day. On average each year, Nahavand experiences 123 days above 25 °C (77.0 °F) and 83 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Nahavand. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum15°C
(60°F)		17°C
(62°F)		24°C
(76°F)		27°C
(81°F)		31°C
(89°F)		38°C
(101°F)		39°C
(103°F)		39°C
(102°F)		37°C
(98°F)		29°C
(85°F)		23°C
(74°F)		17°C
(62°F)
Mean maximum12°C
(54°F)		14°C
(57°F)		19°C
(66°F)		23°C
(74°F)		30°C
(86°F)		35°C
(96°F)		38°C
(101°F)		37°C
(99°F)		35°C
(95°F)		28°C
(83°F)		20°C
(69°F)		15°C
(59°F)
Average high6°C
(43°F)		7°C
(45°F)		12°C
(54°F)		18°C
(64°F)		24°C
(75°F)		32°C
(89°F)		35°C
(96°F)		35°C
(95°F)		31°C
(89°F)		23°C
(74°F)		14°C
(57°F)		9°C
(48°F)
Daily mean0°C
(33°F)		2°C
(35°F)		7°C
(45°F)		12°C
(54°F)		17°C
(63°F)		24°C
(76°F)		28°C
(83°F)		27°C
(81°F)		23°C
(74°F)		16°C
(60°F)		8°C
(46°F)		3°C
(38°F)
Average low-5°C
(23°F)		-4°C
(25°F)		1°C
(34°F)		6°C
(43°F)		11°C
(51°F)		16°C
(61°F)		20°C
(68°F)		19°C
(66°F)		15°C
(59°F)		8°C
(47°F)		3°C
(37°F)		-2°C
(29°F)
Mean minimum-13°C
(9°F)		-14°C
(7°F)		-6°C
(22°F)		0°C
(33°F)		6°C
(43°F)		13°C
(55°F)		17°C
(63°F)		16°C
(60°F)		10°C
(50°F)		4°C
(39°F)		-3°C
(27°F)		-9°C
(17°F)
Minimum-18°C
(-1°F)		-19°C
(-2°F)		-12°C
(10°F)		-4°C
(25°F)		5°C
(41°F)		11°C
(51°F)		17°C
(62°F)		14°C
(57°F)		8°C
(46°F)		3°C
(37°F)		-5°C
(23°F)		-13°C
(10°F)

Compare climate in Nahavand with other places

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

Monthly average precipitation in Nahavand, Iran

Nahavand usually has the most precipitation in February, March and April, with an average of 12 rainy days and 94 mm (3.7 inches) of precipitation per month. The driest months in Nahavand 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 Nahavand. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)60 (2.4)87 (3.4)95 (3.8)99 (3.9)45 (1.8)5 (0.2)0 (0.0)0 (0.0)1 (0.0)24 (0.9)61 (2.4)66 (2.6)
Average precipitation days (≥ 1 mm)8101214910004108

Monthly sunshine hours in Nahavand, Iran

The sunniest months in Nahavand are May, June and July, when the sun shines an average of 12 hours 53 minutes a day. Least sunny months in Nahavand: January, February and December receive an average of 8 hours 21 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Nahavand. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours227263321342387403395380350322272270
Mean daily daylight hours10h 8m10h 56m11h 58m13h 2m13h 56m14h 22m14h 9m13h 22m12h 21m11h 17m10h 22m9h 54m

Solar UV radiation in Nahavand, Iran

Nahavand 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 Nahavand UV Index data.

Average daily maximum UV levels by month for Nahavand. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)579101313121110854