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Monthly climate in Najaf, Iraq

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Najaf features a hot desert climate (BWh). Temperatures typically range between 12 °C (53 °F) and 38 °C (101 °F) through the year, but rarely can drop to -2 °C (28 °F) or can rise to as high as 51 °C (124 °F). The average annual precipitation amounts to about 98 mm (3.9 inches) and receives 15 rainy days on the 1 mm (0.04 inches) threshold annually. Najaf enjoys an average of 3850 hours of sunshine throughout the year, and daylight varies from 10 hours 4 minutes to 14 hours 11 minutes per day.

Monthly average temperatures in Najaf, Iraq

The warmest months in Najaf are June, July and August, with daily mean temperatures ranging from 35 to 38 °C (95 - 101 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 12 to 14 °C (53 - 57 °F) throughout the day. On average each year, Najaf experiences 217 days above 25 °C (77.0 °F) and 1 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Najaf. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum25°C
(77°F)		29°C
(84°F)		40°C
(104°F)		42°C
(108°F)		45°C
(114°F)		49°C
(121°F)		51°C
(124°F)		49°C
(121°F)		48°C
(119°F)		43°C
(110°F)		35°C
(95°F)		27°C
(81°F)
Mean maximum23°C
(73°F)		26°C
(80°F)		32°C
(90°F)		38°C
(101°F)		44°C
(112°F)		47°C
(116°F)		49°C
(120°F)		48°C
(118°F)		47°C
(117°F)		42°C
(107°F)		32°C
(90°F)		25°C
(77°F)
Average high18°C
(65°F)		20°C
(69°F)		25°C
(78°F)		31°C
(88°F)		38°C
(100°F)		42°C
(109°F)		46°C
(114°F)		45°C
(113°F)		43°C
(109°F)		36°C
(96°F)		25°C
(78°F)		20°C
(68°F)
Daily mean12°C
(53°F)		14°C
(57°F)		19°C
(66°F)		24°C
(76°F)		31°C
(88°F)		35°C
(95°F)		38°C
(101°F)		37°C
(99°F)		34°C
(94°F)		28°C
(82°F)		19°C
(67°F)		14°C
(57°F)
Average low6°C
(44°F)		8°C
(47°F)		12°C
(55°F)		18°C
(64°F)		23°C
(74°F)		27°C
(81°F)		30°C
(86°F)		29°C
(85°F)		26°C
(80°F)		21°C
(70°F)		14°C
(58°F)		9°C
(48°F)
Mean minimum1°C
(34°F)		3°C
(37°F)		7°C
(45°F)		12°C
(54°F)		18°C
(64°F)		24°C
(76°F)		27°C
(80°F)		26°C
(78°F)		23°C
(73°F)		14°C
(58°F)		9°C
(48°F)		3°C
(38°F)
Minimum-2°C
(28°F)		-2°C
(29°F)		4°C
(40°F)		10°C
(50°F)		15°C
(60°F)		20°C
(69°F)		25°C
(77°F)		24°C
(76°F)		19°C
(66°F)		12°C
(53°F)		7°C
(45°F)		1°C
(35°F)

Compare climate in Najaf with other places

Compare temperature, precipitation, sunshine, UV index in Najaf, Iraq with other places around the world.

Monthly average precipitation in Najaf, Iraq

Najaf usually has the most precipitation in January, February and November, with an average of 2 rainy days and 21 mm (0.8 inches) of precipitation per month. The driest months in Najaf are June, July and August. On average, 0 mm (0.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Najaf. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)13 (0.5)23 (0.9)10 (0.4)11 (0.4)2 (0.1)0 (0.0)0 (0.0)0 (0.0)0 (0.0)2 (0.1)27 (1.1)11 (0.4)
Average precipitation days (≥ 1 mm)133300000023

Monthly sunshine hours in Najaf, Iraq

The sunniest months in Najaf are May, June and July, when the sun shines an average of 12 hours 21 minutes a day. Least sunny months in Najaf: January, February and December receive an average of 8 hours 26 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Najaf. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours227267325332370379386366331314274273
Mean daily daylight hours10h 18m11h 2m11h 59m12h 58m13h 47m14h 11m13h 59m13h 15m12h 19m11h 21m10h 30m10h 4m

Solar UV radiation in Najaf, Iraq

Najaf experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 10 - 12, which corresponds to the Very High / 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 Najaf UV Index data.

Average daily maximum UV levels by month for Najaf. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)468912111099754