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Monthly climate in Bastak, Iran

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Bastak features a hot desert climate (BWh). Temperatures typically range between 15 °C (60 °F) and 36 °C (97 °F) through the year, but rarely can drop to 1 °C (35 °F) or can rise to as high as 45 °C (114 °F). The average annual precipitation amounts to about 209 mm (8.2 inches) and receives 17 rainy days on the 1 mm (0.04 inches) threshold annually. Bastak enjoys an average of 3974 hours of sunshine throughout the year, and daylight varies from 10 hours 26 minutes to 13 hours 48 minutes per day.

Monthly average temperatures in Bastak, Iran

The warmest months in Bastak are June, July and August, with daily mean temperatures ranging from 35 to 36 °C (96 - 97 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 15 to 17 °C (60 - 63 °F) throughout the day. On average each year, Bastak experiences 229 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Bastak. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum28°C
(83°F)		30°C
(87°F)		36°C
(97°F)		37°C
(99°F)		43°C
(111°F)		45°C
(114°F)		44°C
(112°F)		43°C
(110°F)		42°C
(109°F)		38°C
(101°F)		33°C
(92°F)		27°C
(81°F)
Mean maximum25°C
(77°F)		27°C
(80°F)		31°C
(88°F)		36°C
(97°F)		41°C
(106°F)		43°C
(110°F)		43°C
(110°F)		43°C
(109°F)		40°C
(105°F)		37°C
(99°F)		31°C
(88°F)		26°C
(79°F)
Average high21°C
(69°F)		22°C
(72°F)		26°C
(79°F)		32°C
(90°F)		37°C
(98°F)		41°C
(106°F)		41°C
(105°F)		40°C
(104°F)		38°C
(101°F)		34°C
(93°F)		26°C
(80°F)		22°C
(72°F)
Daily mean15°C
(60°F)		17°C
(62°F)		21°C
(70°F)		26°C
(80°F)		31°C
(88°F)		35°C
(96°F)		36°C
(97°F)		35°C
(96°F)		33°C
(91°F)		28°C
(82°F)		21°C
(70°F)		17°C
(63°F)
Average low9°C
(49°F)		11°C
(52°F)		14°C
(58°F)		20°C
(67°F)		24°C
(76°F)		28°C
(83°F)		31°C
(87°F)		30°C
(86°F)		26°C
(79°F)		21°C
(70°F)		15°C
(60°F)		11°C
(52°F)
Mean minimum4°C
(40°F)		5°C
(41°F)		9°C
(48°F)		15°C
(59°F)		21°C
(70°F)		26°C
(78°F)		28°C
(83°F)		27°C
(81°F)		23°C
(74°F)		18°C
(64°F)		11°C
(52°F)		7°C
(45°F)
Minimum2°C
(36°F)		1°C
(35°F)		6°C
(44°F)		13°C
(56°F)		20°C
(68°F)		24°C
(76°F)		28°C
(82°F)		26°C
(78°F)		22°C
(71°F)		14°C
(57°F)		8°C
(47°F)		6°C
(44°F)

Compare climate in Bastak with other places

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

Monthly average precipitation in Bastak, Iran

Bastak usually has the most precipitation in February, March and December, with an average of 3 rainy days and 45 mm (1.8 inches) of precipitation per month. The driest months in Bastak are June, August and September. On average, 2 mm (0.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Bastak. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)27 (1.1)60 (2.4)45 (1.8)9 (0.4)4 (0.2)1 (0.0)5 (0.2)4 (0.2)2 (0.1)5 (0.2)18 (0.7)29 (1.1)
Average precipitation days (≥ 1 mm)144110110112

Monthly sunshine hours in Bastak, Iran

The sunniest months in Bastak are May, June and July, when the sun shines an average of 12 hours 17 minutes a day. Least sunny months in Bastak: January, February and December receive an average of 9 hours 5 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Bastak. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours247279329345377376377367339332301300
Mean daily daylight hours10h 37m11h 13m12h 0m12h 48m13h 28m13h 48m13h 38m13h 3m12h 17m11h 29m10h 47m10h 26m

Solar UV radiation in Bastak, Iran

Bastak experiences the highest level of ultraviolet (UV) radiation in April, May 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 / High exposure category. In these months, the maximum values of the UV index do not exceed 7. For more detailed information, check out our hourly Bastak UV Index data.

Average daily maximum UV levels by month for Bastak. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)6812121312131211975