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Monthly climate in Choyr, Mongolia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Choyr features a cold semi-arid climate (BSk). Temperatures typically range between -18 °C (0 °F) and 22 °C (72 °F) through the year, but rarely can drop to -35 °C (-31 °F) or can rise to as high as 37 °C (99 °F). The average annual precipitation amounts to about 184 mm (7.2 inches) and receives 35 rainy days on the 1 mm (0.04 inches) threshold annually. Choyr enjoys an average of 3718 hours of sunshine throughout the year, and daylight varies from 8 hours 39 minutes to 15 hours 43 minutes per day.

Monthly average temperatures in Choyr, Mongolia

The warmest months in Choyr are June, July and August, with daily mean temperatures ranging from 18 to 22 °C (65 - 72 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -18 to -14 °C (0 - 8 °F) throughout the day. On average each year, Choyr experiences 54 days above 25 °C (77.0 °F) and 188 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Choyr. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum-2°C
(29°F)		9°C
(48°F)		20°C
(68°F)		30°C
(85°F)		34°C
(94°F)		36°C
(96°F)		37°C
(99°F)		33°C
(91°F)		30°C
(87°F)		26°C
(79°F)		12°C
(53°F)		3°C
(37°F)
Mean maximum-4°C
(24°F)		3°C
(38°F)		15°C
(59°F)		25°C
(77°F)		31°C
(87°F)		32°C
(89°F)		34°C
(94°F)		31°C
(88°F)		27°C
(80°F)		19°C
(67°F)		10°C
(50°F)		-2°C
(28°F)
Average high-12°C
(11°F)		-7°C
(20°F)		4°C
(40°F)		13°C
(55°F)		20°C
(68°F)		26°C
(78°F)		28°C
(82°F)		24°C
(75°F)		20°C
(68°F)		9°C
(49°F)		-1°C
(30°F)		-11°C
(13°F)
Daily mean-18°C
(0°F)		-14°C
(8°F)		-3°C
(27°F)		6°C
(43°F)		13°C
(56°F)		20°C
(68°F)		22°C
(72°F)		18°C
(65°F)		13°C
(56°F)		2°C
(37°F)		-8°C
(19°F)		-16°C
(3°F)
Average low-23°C
(-9°F)		-20°C
(-3°F)		-9°C
(16°F)		-1°C
(30°F)		5°C
(42°F)		12°C
(55°F)		16°C
(61°F)		13°C
(56°F)		7°C
(45°F)		-3°C
(27°F)		-12°C
(10°F)		-20°C
(-5°F)
Mean minimum-30°C
(-22°F)		-28°C
(-18°F)		-18°C
(0°F)		-10°C
(14°F)		-4°C
(26°F)		5°C
(42°F)		10°C
(50°F)		8°C
(47°F)		-1°C
(30°F)		-10°C
(14°F)		-23°C
(-9°F)		-29°C
(-20°F)
Minimum-35°C
(-31°F)		-32°C
(-26°F)		-22°C
(-7°F)		-18°C
(-0°F)		-7°C
(20°F)		1°C
(35°F)		8°C
(47°F)		4°C
(40°F)		-6°C
(22°F)		-11°C
(12°F)		-28°C
(-18°F)		-32°C
(-26°F)

Compare climate in Choyr with other places

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

Monthly average precipitation in Choyr, Mongolia

Choyr usually has the most precipitation in June, July and August, with an average of 7 rainy days and 41 mm (1.6 inches) of precipitation per month. The driest months in Choyr 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 Choyr. 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)3 (0.1)8 (0.3)13 (0.5)18 (0.7)44 (1.7)61 (2.4)16 (0.6)10 (0.4)5 (0.2)2 (0.1)
Average precipitation days (≥ 1 mm)0102347104220

Monthly sunshine hours in Choyr, Mongolia

The sunniest months in Choyr are May, June and July, when the sun shines an average of 11 hours 57 minutes a day. Least sunny months in Choyr: January, November and December receive an average of 7 hours 58 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Choyr. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours211271321331370359370349315294265256
Mean daily daylight hours9h 2m10h 18m11h 55m13h 34m14h 59m15h 43m15h 20m14h 5m12h 30m10h 52m9h 24m8h 39m

Solar UV radiation in Choyr, Mongolia

Choyr experiences the highest level of ultraviolet (UV) radiation in May, June and August, when the maximum UV index can reach values of 9 - 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 Choyr UV Index data.

Average daily maximum UV levels by month for Choyr. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)2357910997532