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Monthly climate in Har-Us, Mongolia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Har-Us features a cold semi-arid climate (BSk). Temperatures typically range between -22 °C (-8 °F) and 18 °C (64 °F) through the year, but rarely can drop to -41 °C (-42 °F) or can rise to as high as 31 °C (87 °F). The average annual precipitation amounts to about 246 mm (9.7 inches) and receives 51 rainy days on the 1 mm (0.04 inches) threshold annually. Har-Us enjoys an average of 3923 hours of sunshine throughout the year, and daylight varies from 8 hours 17 minutes to 16 hours 6 minutes per day.

Monthly average temperatures in Har-Us, Mongolia

The warmest months in Har-Us are June, July and August, with daily mean temperatures ranging from 15 to 18 °C (60 - 64 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -22 to -18 °C (-8 - 0 °F) throughout the day. On average each year, Har-Us experiences 16 days above 25 °C (77.0 °F) and 195 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Har-Us. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum-2°C
(28°F)		7°C
(45°F)		11°C
(52°F)		27°C
(81°F)		28°C
(82°F)		30°C
(86°F)		31°C
(87°F)		27°C
(81°F)		26°C
(80°F)		18°C
(65°F)		10°C
(51°F)		-2°C
(29°F)
Mean maximum-7°C
(19°F)		-1°C
(31°F)		7°C
(46°F)		20°C
(68°F)		25°C
(78°F)		27°C
(81°F)		28°C
(83°F)		26°C
(79°F)		24°C
(75°F)		13°C
(56°F)		7°C
(45°F)		-5°C
(23°F)
Average high-15°C
(5°F)		-10°C
(14°F)		-1°C
(31°F)		9°C
(49°F)		16°C
(62°F)		22°C
(71°F)		23°C
(73°F)		20°C
(69°F)		15°C
(60°F)		7°C
(44°F)		-5°C
(24°F)		-15°C
(5°F)
Daily mean-22°C
(-8°F)		-18°C
(0°F)		-7°C
(20°F)		3°C
(38°F)		11°C
(52°F)		16°C
(62°F)		18°C
(64°F)		15°C
(60°F)		10°C
(49°F)		1°C
(33°F)		-11°C
(13°F)		-21°C
(-6°F)
Average low-27°C
(-17°F)		-24°C
(-12°F)		-13°C
(8°F)		-3°C
(27°F)		4°C
(40°F)		11°C
(51°F)		13°C
(55°F)		10°C
(51°F)		4°C
(39°F)		-4°C
(24°F)		-16°C
(4°F)		-26°C
(-14°F)
Mean minimum-36°C
(-32°F)		-33°C
(-26°F)		-24°C
(-10°F)		-12°C
(10°F)		-5°C
(23°F)		5°C
(42°F)		8°C
(46°F)		4°C
(40°F)		-4°C
(25°F)		-12°C
(10°F)		-26°C
(-14°F)		-35°C
(-30°F)
Minimum-40°C
(-40°F)		-37°C
(-35°F)		-26°C
(-15°F)		-21°C
(-6°F)		-10°C
(14°F)		3°C
(38°F)		5°C
(41°F)		2°C
(36°F)		-8°C
(18°F)		-16°C
(4°F)		-30°C
(-22°F)		-41°C
(-42°F)

Compare climate in Har-Us with other places

Compare temperature, precipitation, sunshine, UV index in Har-Us, Mongolia with other places around the world.

Monthly average precipitation in Har-Us, Mongolia

Har-Us usually has the most precipitation in June, July and August, with an average of 10 rainy days and 52 mm (2.1 inches) of precipitation per month. The driest months in Har-Us are January, February and December. On average, 2 mm (0.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Har-Us. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)2 (0.1)2 (0.1)11 (0.4)12 (0.5)24 (0.9)30 (1.2)74 (2.9)53 (2.1)25 (1.0)7 (0.3)5 (0.2)2 (0.1)
Average precipitation days (≥ 1 mm)00245812125210

Monthly sunshine hours in Har-Us, Mongolia

The sunniest months in Har-Us are May, June and July, when the sun shines an average of 13 hours 7 minutes a day. Least sunny months in Har-Us: January, November and December receive an average of 7 hours 37 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Har-Us. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours198267342364397401407377347314258244
Mean daily daylight hours8h 43m10h 8m11h 54m13h 43m15h 18m16h 6m15h 41m14h 18m12h 33m10h 45m9h 8m8h 17m

Solar UV radiation in Har-Us, Mongolia

Har-Us experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 9 - 10, which corresponds to the Very High category of sun exposure. January, November and December are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 2. For more detailed information, check out our hourly Har-Us UV Index data.

Average daily maximum UV levels by month for Har-Us. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)2368109987521