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Monthly climate in Hajuu-Us, Mongolia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Hajuu-Us features a cold semi-arid climate (BSk). Temperatures typically range between -17 °C (2 °F) and 21 °C (70 °F) through the year, but rarely can drop to -35 °C (-31 °F) or can rise to as high as 35 °C (96 °F). The average annual precipitation amounts to about 188 mm (7.4 inches) and receives 35 rainy days on the 1 mm (0.04 inches) threshold annually. Hajuu-Us enjoys an average of 3745 hours of sunshine throughout the year, and daylight varies from 8 hours 41 minutes to 15 hours 40 minutes per day.

Monthly average temperatures in Hajuu-Us, Mongolia

The warmest months in Hajuu-Us are June, July and August, with daily mean temperatures ranging from 18 to 21 °C (64 - 70 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -17 to -13 °C (2 - 8 °F) throughout the day. On average each year, Hajuu-Us experiences 47 days above 25 °C (77.0 °F) and 186 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Hajuu-Us. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum-1°C
(31°F)		9°C
(49°F)		18°C
(65°F)		28°C
(83°F)		33°C
(91°F)		35°C
(95°F)		35°C
(96°F)		32°C
(90°F)		29°C
(84°F)		25°C
(78°F)		12°C
(53°F)		3°C
(38°F)
Mean maximum-3°C
(26°F)		3°C
(38°F)		13°C
(57°F)		23°C
(75°F)		29°C
(85°F)		31°C
(87°F)		33°C
(92°F)		30°C
(86°F)		26°C
(79°F)		19°C
(66°F)		10°C
(50°F)		-2°C
(29°F)
Average high-12°C
(11°F)		-7°C
(19°F)		4°C
(39°F)		12°C
(53°F)		19°C
(66°F)		25°C
(77°F)		27°C
(80°F)		23°C
(73°F)		19°C
(66°F)		9°C
(48°F)		-2°C
(29°F)		-10°C
(14°F)
Daily mean-17°C
(2°F)		-13°C
(8°F)		-3°C
(27°F)		5°C
(42°F)		12°C
(55°F)		19°C
(66°F)		21°C
(70°F)		18°C
(64°F)		13°C
(55°F)		2°C
(36°F)		-7°C
(19°F)		-15°C
(4°F)
Average low-21°C
(-6°F)		-19°C
(-2°F)		-9°C
(17°F)		-1°C
(30°F)		5°C
(41°F)		12°C
(54°F)		15°C
(60°F)		13°C
(55°F)		7°C
(45°F)		-3°C
(27°F)		-12°C
(11°F)		-19°C
(-2°F)
Mean minimum-29°C
(-20°F)		-27°C
(-16°F)		-17°C
(2°F)		-10°C
(15°F)		-4°C
(25°F)		5°C
(42°F)		10°C
(50°F)		8°C
(47°F)		-1°C
(31°F)		-10°C
(14°F)		-21°C
(-6°F)		-28°C
(-18°F)
Minimum-35°C
(-31°F)		-32°C
(-26°F)		-19°C
(-3°F)		-15°C
(5°F)		-7°C
(20°F)		1°C
(34°F)		8°C
(47°F)		4°C
(40°F)		-5°C
(24°F)		-11°C
(12°F)		-23°C
(-10°F)		-31°C
(-24°F)

Compare climate in Hajuu-Us with other places

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

Monthly average precipitation in Hajuu-Us, Mongolia

Hajuu-Us usually has the most precipitation in July, August and September, with an average of 7 rainy days and 43 mm (1.7 inches) of precipitation per month. The driest months in Hajuu-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 Hajuu-Us. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)1 (0.0)3 (0.1)4 (0.1)9 (0.4)11 (0.4)16 (0.6)51 (2.0)61 (2.4)18 (0.7)9 (0.3)4 (0.2)2 (0.1)
Average precipitation days (≥ 1 mm)0013248104210

Monthly sunshine hours in Hajuu-Us, Mongolia

The sunniest months in Hajuu-Us are May, June and July, when the sun shines an average of 12 hours 1 minutes a day. Least sunny months in Hajuu-Us: January, November and December receive an average of 8 hours 4 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Hajuu-Us. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours213271322331372361372356317296267261
Mean daily daylight hours9h 4m10h 20m11h 55m13h 33m14h 57m15h 40m15h 18m14h 4m12h 30m10h 53m9h 26m8h 41m

Solar UV radiation in Hajuu-Us, Mongolia

Hajuu-Us experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 10 - 10, which corresponds to the Very High category of sun exposure. January, February and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Hajuu-Us UV Index data.

Average daily maximum UV levels by month for Hajuu-Us. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)235891010107532