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Monthly climate in Ulan, Inner Mongolia, China

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Ulan features a cold semi-arid climate (BSk). Temperatures typically range between -8 °C (18 °F) and 23 °C (74 °F) through the year, but rarely can drop to -25 °C (-12 °F) or can rise to as high as 36 °C (98 °F). The average annual precipitation amounts to about 308 mm (12.1 inches) and receives 44 rainy days on the 1 mm (0.04 inches) threshold annually. Ulan enjoys an average of 3613 hours of sunshine throughout the year, and daylight varies from 9 hours 27 minutes to 14 hours 51 minutes per day.

Monthly average temperatures in Ulan, Inner Mongolia, China §

The warmest months in Ulan are June, July and August, with daily mean temperatures ranging from 21 to 23 °C (70 - 74 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -8 to -4 °C (18 - 25 °F) throughout the day. On average each year, Ulan experiences 77 days above 25 °C (77.0 °F) and 134 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Ulan, Inner Mongolia, China. 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 8°C
(47°F)		 16°C
(61°F)		 24°C
(75°F)		 29°C
(85°F)		 32°C
(90°F)		 34°C
(93°F)		 36°C
(98°F)		 33°C
(91°F)		 30°C
(87°F)		 26°C
(79°F)		 16°C
(61°F)		 9°C
(48°F)
Mean maximum 6°C
(42°F)		 12°C
(55°F)		 19°C
(66°F)		 26°C
(79°F)		 31°C
(88°F)		 31°C
(88°F)		 34°C
(93°F)		 32°C
(90°F)		 28°C
(82°F)		 22°C
(72°F)		 15°C
(60°F)		 7°C
(44°F)
Average high -2°C
(29°F)		 3°C
(37°F)		 11°C
(52°F)		 17°C
(63°F)		 22°C
(73°F)		 27°C
(80°F)		 29°C
(84°F)		 26°C
(80°F)		 22°C
(72°F)		 14°C
(57°F)		 7°C
(44°F)		 -1°C
(30°F)
Daily mean -8°C
(18°F)		 -4°C
(25°F)		 4°C
(40°F)		 11°C
(51°F)		 16°C
(61°F)		 21°C
(70°F)		 23°C
(74°F)		 21°C
(70°F)		 16°C
(61°F)		 8°C
(46°F)		 1°C
(34°F)		 -7°C
(19°F)
Average low -13°C
(9°F)		 -10°C
(14°F)		 -2°C
(29°F)		 4°C
(40°F)		 9°C
(49°F)		 15°C
(59°F)		 18°C
(64°F)		 16°C
(61°F)		 11°C
(52°F)		 3°C
(37°F)		 -4°C
(25°F)		 -12°C
(11°F)
Mean minimum -20°C
(-4°F)		 -18°C
(0°F)		 -9°C
(17°F)		 -4°C
(25°F)		 2°C
(36°F)		 9°C
(49°F)		 13°C
(56°F)		 10°C
(51°F)		 5°C
(41°F)		 -4°C
(25°F)		 -12°C
(11°F)		 -21°C
(-6°F)
Minimum -25°C
(-12°F)		 -21°C
(-5°F)		 -10°C
(15°F)		 -5°C
(22°F)		 1°C
(34°F)		 7°C
(44°F)		 11°C
(51°F)		 9°C
(48°F)		 2°C
(35°F)		 -6°C
(22°F)		 -14°C
(7°F)		 -24°C
(-11°F)

Compare climate in Ulan with other places

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

Monthly average precipitation in Ulan, Inner Mongolia, China §

Ulan usually has the most precipitation in June, August and September, with an average of 6 rainy days and 52 mm (2.0 inches) of precipitation per month. The driest months in Ulan are January, February and December. On average, 4 mm (0.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Ulan, Inner Mongolia, China. 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 (0.3) 11 (0.5) 22 (0.9) 26 (1.0) 50 (2.0) 45 (1.8) 59 (2.3) 47 (1.8) 30 (1.2) 6 (0.3) 3 (0.1)
Average precipitation days (≥ 1 mm) 0 1 2 5 4 6 6 8 6 4 1 1

Monthly sunshine hours in Ulan, Inner Mongolia, China §

The sunniest months in Ulan are May, July and August, when the sun shines an average of 11 hours 13 minutes a day. Least sunny months in Ulan: January, November and December receive an average of 8 hours 18 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Ulan, Inner Mongolia, China. 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 220 275 306 306 341 331 362 339 300 285 270 272
Mean daily daylight hours 9h 44m 10h 43m 11h 57m 13h 13m 14h 18m 14h 51m 14h 34m 13h 37m 12h 24m 11h 8m 10h 1m 9h 27m

Solar UV radiation in Ulan, Inner Mongolia, China §

Ulan experiences the highest level of ultraviolet (UV) radiation in May, June and August, when the maximum UV index can reach values of 11 - 12, which corresponds to the Extreme 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 4. For more detailed information, check out our hourly Ulan UV Index data.

Average daily maximum UV levels by month for Ulan, Inner Mongolia, China. 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) 3 4 7 9 11 12 11 11 9 7 4 2

Detailed Monthly Weather Insights for Ulan, Inner Mongolia, China

Discover in-depth weather details for every month in Ulan. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Ulan's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.