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Monthly climate in Khalkhal, Iran

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Khalkhal features a humid continental climate (Dsb). Temperatures typically range between -3 °C (26 °F) and 21 °C (70 °F) through the year, but rarely can drop to -20 °C (-4 °F) or can rise to as high as 35 °C (96 °F). The average annual precipitation amounts to about 686 mm (27.0 inches) and receives 121 rainy days on the 1 mm (0.04 inches) threshold annually. Khalkhal enjoys an average of 3712 hours of sunshine throughout the year, and daylight varies from 9 hours 35 minutes to 14 hours 42 minutes per day.

Monthly average temperatures in Khalkhal, Iran

The warmest months in Khalkhal are June, July and August, with daily mean temperatures ranging from 19 to 21 °C (67 - 70 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -3 to 0 °C (26 - 33 °F) throughout the day. On average each year, Khalkhal experiences 71 days above 25 °C (77.0 °F) and 109 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Khalkhal. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum13°C
(56°F)		17°C
(63°F)		24°C
(75°F)		27°C
(81°F)		31°C
(88°F)		32°C
(90°F)		35°C
(96°F)		35°C
(95°F)		34°C
(93°F)		27°C
(80°F)		22°C
(71°F)		18°C
(64°F)
Mean maximum7°C
(46°F)		10°C
(51°F)		17°C
(63°F)		22°C
(73°F)		28°C
(82°F)		30°C
(86°F)		34°C
(94°F)		32°C
(90°F)		32°C
(89°F)		25°C
(77°F)		17°C
(63°F)		11°C
(53°F)
Average high1°C
(34°F)		3°C
(38°F)		9°C
(48°F)		15°C
(59°F)		21°C
(69°F)		26°C
(79°F)		28°C
(82°F)		27°C
(80°F)		24°C
(76°F)		18°C
(64°F)		9°C
(49°F)		5°C
(40°F)
Daily mean-3°C
(26°F)		-1°C
(30°F)		4°C
(39°F)		9°C
(48°F)		14°C
(58°F)		19°C
(67°F)		21°C
(70°F)		20°C
(68°F)		17°C
(63°F)		11°C
(53°F)		5°C
(41°F)		0°C
(33°F)
Average low-7°C
(19°F)		-5°C
(23°F)		-1°C
(31°F)		3°C
(38°F)		9°C
(48°F)		13°C
(55°F)		15°C
(60°F)		14°C
(57°F)		11°C
(52°F)		6°C
(43°F)		1°C
(33°F)		-3°C
(26°F)
Mean minimum-16°C
(3°F)		-13°C
(9°F)		-9°C
(16°F)		-5°C
(23°F)		4°C
(40°F)		9°C
(48°F)		11°C
(52°F)		10°C
(50°F)		5°C
(41°F)		-1°C
(30°F)		-8°C
(18°F)		-11°C
(13°F)
Minimum-20°C
(-4°F)		-16°C
(3°F)		-17°C
(1°F)		-9°C
(17°F)		1°C
(35°F)		7°C
(46°F)		9°C
(48°F)		4°C
(40°F)		4°C
(40°F)		-5°C
(23°F)		-10°C
(14°F)		-15°C
(4°F)

Compare climate in Khalkhal with other places

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

Monthly average precipitation in Khalkhal, Iran

Khalkhal usually has the most precipitation in February, April and November, with an average of 12 rainy days and 89 mm (3.5 inches) of precipitation per month. The driest months in Khalkhal are June, July and August. On average, 23 mm (0.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Khalkhal. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)48 (1.9)87 (3.4)84 (3.3)98 (3.8)61 (2.4)24 (0.9)25 (1.0)19 (0.7)31 (1.2)64 (2.5)84 (3.3)61 (2.4)
Average precipitation days (≥ 1 mm)711141514765912129

Monthly sunshine hours in Khalkhal, Iran

The sunniest months in Khalkhal are May, June and July, when the sun shines an average of 12 hours 32 minutes a day. Least sunny months in Khalkhal: January, February and November receive an average of 7 hours 49 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Khalkhal. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours213254306314375388389374318284237255
Mean daily daylight hours9h 52m10h 47m11h 58m13h 10m14h 11m14h 42m14h 26m13h 32m12h 23m11h 11m10h 8m9h 35m

Solar UV radiation in Khalkhal, Iran

Khalkhal experiences the highest level of ultraviolet (UV) radiation in May, June and August, when the maximum UV index can reach values of 11 - 12, 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 4. For more detailed information, check out our hourly Khalkhal UV Index data.

Average daily maximum UV levels by month for Khalkhal. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)46109121211119743