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Monthly climate in Roshtkhvar, Iran

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Roshtkhvar features a cold semi-arid climate (BSk). Temperatures typically range between 4 °C (40 °F) and 31 °C (88 °F) through the year, but rarely can drop to -18 °C (0 °F) or can rise to as high as 43 °C (110 °F). The average annual precipitation amounts to about 236 mm (9.3 inches) and receives 33 rainy days on the 1 mm (0.04 inches) threshold annually. Roshtkhvar enjoys an average of 3995 hours of sunshine throughout the year, and daylight varies from 9 hours 50 minutes to 14 hours 27 minutes per day.

Monthly average temperatures in Roshtkhvar, Iran

The warmest months in Roshtkhvar are June, July and August, with daily mean temperatures ranging from 28 to 31 °C (83 - 88 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 4 to 7 °C (40 - 45 °F) throughout the day. On average each year, Roshtkhvar experiences 160 days above 25 °C (77.0 °F) and 42 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Roshtkhvar. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum18°C
(65°F)		23°C
(74°F)		34°C
(94°F)		34°C
(93°F)		39°C
(102°F)		42°C
(107°F)		43°C
(109°F)		43°C
(110°F)		38°C
(102°F)		33°C
(91°F)		29°C
(84°F)		19°C
(66°F)
Mean maximum16°C
(61°F)		19°C
(67°F)		28°C
(82°F)		32°C
(90°F)		37°C
(98°F)		38°C
(102°F)		41°C
(106°F)		40°C
(103°F)		37°C
(98°F)		31°C
(88°F)		24°C
(75°F)		17°C
(63°F)
Average high10°C
(50°F)		13°C
(55°F)		18°C
(65°F)		24°C
(76°F)		30°C
(87°F)		36°C
(97°F)		37°C
(99°F)		35°C
(95°F)		32°C
(90°F)		24°C
(76°F)		16°C
(61°F)		12°C
(54°F)
Daily mean4°C
(40°F)		7°C
(45°F)		13°C
(55°F)		18°C
(65°F)		24°C
(75°F)		29°C
(85°F)		31°C
(88°F)		28°C
(83°F)		24°C
(76°F)		17°C
(62°F)		10°C
(50°F)		6°C
(43°F)
Average low-1°C
(30°F)		2°C
(35°F)		7°C
(45°F)		12°C
(53°F)		16°C
(62°F)		21°C
(71°F)		24°C
(76°F)		21°C
(70°F)		16°C
(61°F)		9°C
(48°F)		4°C
(39°F)		1°C
(34°F)
Mean minimum-7°C
(20°F)		-7°C
(20°F)		0°C
(32°F)		4°C
(40°F)		11°C
(52°F)		17°C
(62°F)		20°C
(68°F)		15°C
(60°F)		11°C
(52°F)		3°C
(37°F)		-2°C
(28°F)		-5°C
(23°F)
Minimum-10°C
(14°F)		-18°C
(0°F)		-3°C
(27°F)		2°C
(36°F)		8°C
(47°F)		15°C
(59°F)		18°C
(65°F)		14°C
(58°F)		7°C
(45°F)		-0°C
(32°F)		-5°C
(23°F)		-8°C
(17°F)

Compare climate in Roshtkhvar with other places

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

Monthly average precipitation in Roshtkhvar, Iran

Roshtkhvar usually has the most precipitation in February, March and April, with an average of 6 rainy days and 55 mm (2.2 inches) of precipitation per month. The driest months in Roshtkhvar 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 Roshtkhvar. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)26 (1.0)74 (2.9)60 (2.4)32 (1.3)13 (0.5)1 (0.0)0 (0.0)0 (0.0)0 (0.0)3 (0.1)14 (0.6)11 (0.4)
Average precipitation days (≥ 1 mm)468530000133

Monthly sunshine hours in Roshtkhvar, Iran

The sunniest months in Roshtkhvar are June, July and August, when the sun shines an average of 13 hours 5 minutes a day. Least sunny months in Roshtkhvar: January, February and December receive an average of 8 hours 38 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Roshtkhvar. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours230274318338383399409395350329283281
Mean daily daylight hours10h 5m10h 54m11h 58m13h 4m13h 59m14h 27m14h 13m13h 24m12h 21m11h 16m10h 19m9h 50m

Solar UV radiation in Roshtkhvar, Iran

Roshtkhvar experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 12 - 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 5. For more detailed information, check out our hourly Roshtkhvar UV Index data.

Average daily maximum UV levels by month for Roshtkhvar. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)469101212121110854