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Monthly climate in Bayan, Govĭ-Altay, Mongolia

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Bayan features a cold semi-arid climate (BSk).Temperatures typically range between -17 °C (2 °F) and 19 °C (67 °F) through the year, but rarely can drop to -36 °C (-33 °F) or can rise to as high as 32 °C (91 °F).The average annual precipitation amounts to about 186 mm (7.3 inches) and receives 37 rainy days on the 1 mm (0.04 inches) threshold annually.Bayan enjoys an average of 3910 hours of sunshine throughout the year, and daylight varies from 8 hours 34 minutes to 15 hours 48 minutes per day.

Monthly average temperatures in Bayan, Govĭ-Altay, Mongolia §

The warmest months in Bayan are June, July and August, with daily mean temperatures ranging from 17 to 19 °C (62 - 67 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -17 to -12 °C (2 - 10 °F) throughout the day. On average each year, Bayan experiences 26 days above 25 °C (77.0 °F) and 180 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Bayan, Govĭ-Altay, Mongolia.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum -1°C
(31°F)		 9°C
(48°F)		 16°C
(61°F)		 25°C
(77°F)		 28°C
(82°F)		 31°C
(88°F)		 32°C
(91°F)		 29°C
(85°F)		 27°C
(82°F)		 18°C
(65°F)		 12°C
(54°F)		 2°C
(36°F)
Mean maximum -4°C
(25°F)		 2°C
(36°F)		 10°C
(51°F)		 20°C
(69°F)		 26°C
(80°F)		 28°C
(83°F)		 30°C
(87°F)		 27°C
(82°F)		 24°C
(75°F)		 14°C
(58°F)		 9°C
(48°F)		 -1°C
(31°F)
Average high -12°C
(11°F)		 -7°C
(19°F)		 2°C
(36°F)		 11°C
(52°F)		 17°C
(63°F)		 23°C
(73°F)		 24°C
(76°F)		 21°C
(70°F)		 16°C
(62°F)		 7°C
(45°F)		 -2°C
(29°F)		 -11°C
(13°F)
Daily mean -17°C
(2°F)		 -12°C
(10°F)		 -3°C
(27°F)		 6°C
(42°F)		 12°C
(54°F)		 18°C
(64°F)		 19°C
(67°F)		 17°C
(62°F)		 11°C
(52°F)		 2°C
(35°F)		 -7°C
(20°F)		 -16°C
(4°F)
Average low -21°C
(-5°F)		 -17°C
(1°F)		 -8°C
(17°F)		 -0°C
(32°F)		 6°C
(43°F)		 12°C
(53°F)		 14°C
(58°F)		 12°C
(54°F)		 6°C
(43°F)		 -3°C
(27°F)		 -11°C
(13°F)		 -19°C
(-3°F)
Mean minimum -29°C
(-21°F)		 -25°C
(-13°F)		 -17°C
(2°F)		 -10°C
(14°F)		 -5°C
(24°F)		 5°C
(41°F)		 8°C
(47°F)		 5°C
(41°F)		 -3°C
(27°F)		 -11°C
(13°F)		 -22°C
(-8°F)		 -28°C
(-19°F)
Minimum -36°C
(-33°F)		 -31°C
(-24°F)		 -19°C
(-2°F)		 -16°C
(4°F)		 -10°C
(14°F)		 1°C
(34°F)		 5°C
(40°F)		 1°C
(34°F)		 -6°C
(21°F)		 -15°C
(5°F)		 -29°C
(-20°F)		 -32°C
(-25°F)

Compare climate in Bayan with other places

Compare temperature, precipitation, sunshine, UV index in Bayan, Govĭ-Altay, Mongolia with other places around the world.

Monthly average precipitation in Bayan, Govĭ-Altay, Mongolia §

Bayan usually has the most precipitation in June, July and August, with an average of 7 rainy days and 37 mm (1.5 inches) of precipitation per month.The driest months in Bayan are January, November and December. On average, 4 mm (0.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Bayan, Govĭ-Altay, Mongolia.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 2 (0.1) 6 (0.2) 6 (0.2) 10 (0.4) 13 (0.5) 18 (0.7) 35 (1.4) 58 (2.3) 18 (0.7) 12 (0.5) 5 (0.2) 3 (0.1)
Average precipitation days (≥ 1 mm) 0 1 2 2 3 4 9 8 4 3 1 0

Monthly sunshine hours in Bayan, Govĭ-Altay, Mongolia §

The sunniest months in Bayan are May, June and July, when the sun shines an average of 12 hours 50 minutes a day.Least sunny months in Bayan: January, November and December receive an average of 7 hours 54 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Bayan, Govĭ-Altay, Mongolia.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 205 270 341 356 390 388 402 371 341 319 269 252
Mean daily daylight hours 8h 58m 10h 16m 11h 55m 13h 36m 15h 3m 15h 48m 15h 25m 14h 8m 12h 31m 10h 50m 9h 21m 8h 34m

Solar UV radiation in Bayan, Govĭ-Altay, Mongolia §

Bayan 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 Bayan UV Index data.

Average daily maximum UV levels by month for Bayan, Govĭ-Altay, Mongolia.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 2 3 5 7 10 10 9 9 7 5 3 2