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Monthly climate in Tianmen, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Tianmen features a humid continental climate (Dwb). Temperatures typically range between -17 °C (1 °F) and 24 °C (75 °F) through the year, but rarely can drop to -37 °C (-35 °F) or can rise to as high as 35 °C (96 °F). The average annual precipitation amounts to about 821 mm (32.3 inches) and receives 98 rainy days on the 1 mm (0.04 inches) threshold annually. Tianmen enjoys an average of 3189 hours of sunshine throughout the year, and daylight varies from 8 hours 42 minutes to 15 hours 40 minutes per day.

Monthly average temperatures in Tianmen, China

The warmest months in Tianmen are June, July and August, with daily mean temperatures ranging from 19 to 24 °C (66 - 75 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -17 to -13 °C (1 - 9 °F) throughout the day. On average each year, Tianmen experiences 54 days above 25 °C (77.0 °F) and 161 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Tianmen. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum-1°C
(30°F)		7°C
(46°F)		19°C
(66°F)		25°C
(78°F)		32°C
(89°F)		33°C
(92°F)		35°C
(96°F)		31°C
(89°F)		29°C
(84°F)		28°C
(83°F)		14°C
(57°F)		7°C
(45°F)
Mean maximum-4°C
(25°F)		3°C
(38°F)		14°C
(57°F)		24°C
(75°F)		30°C
(86°F)		29°C
(84°F)		33°C
(92°F)		31°C
(87°F)		27°C
(81°F)		23°C
(74°F)		12°C
(54°F)		1°C
(33°F)
Average high-12°C
(11°F)		-7°C
(19°F)		3°C
(38°F)		14°C
(57°F)		20°C
(69°F)		24°C
(75°F)		28°C
(83°F)		25°C
(77°F)		21°C
(70°F)		13°C
(55°F)		0°C
(33°F)		-10°C
(14°F)
Daily mean-17°C
(1°F)		-13°C
(9°F)		-2°C
(28°F)		7°C
(46°F)		14°C
(58°F)		19°C
(66°F)		24°C
(75°F)		21°C
(70°F)		15°C
(60°F)		7°C
(45°F)		-4°C
(26°F)		-15°C
(6°F)
Average low-22°C
(-7°F)		-19°C
(-1°F)		-8°C
(18°F)		1°C
(34°F)		8°C
(47°F)		14°C
(58°F)		20°C
(68°F)		18°C
(64°F)		11°C
(51°F)		1°C
(35°F)		-8°C
(19°F)		-19°C
(-1°F)
Mean minimum-28°C
(-18°F)		-27°C
(-16°F)		-18°C
(-1°F)		-5°C
(23°F)		2°C
(36°F)		9°C
(49°F)		15°C
(59°F)		11°C
(52°F)		4°C
(39°F)		-4°C
(24°F)		-17°C
(2°F)		-26°C
(-14°F)
Minimum-37°C
(-35°F)		-30°C
(-22°F)		-25°C
(-13°F)		-7°C
(19°F)		1°C
(34°F)		7°C
(45°F)		13°C
(55°F)		8°C
(46°F)		2°C
(35°F)		-8°C
(18°F)		-20°C
(-4°F)		-28°C
(-19°F)

Compare climate in Tianmen with other places

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

Monthly average precipitation in Tianmen, China

Tianmen usually has the most precipitation in June, July and August, with an average of 15 rainy days and 156 mm (6.1 inches) of precipitation per month. The driest months in Tianmen are January, February and December. On average, 9 mm (0.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Tianmen. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)7 (0.3)9 (0.3)22 (0.9)34 (1.4)86 (3.4)122 (4.8)137 (5.4)209 (8.2)120 (4.7)29 (1.1)34 (1.4)12 (0.5)
Average precipitation days (≥ 1 mm)22561115161611662

Monthly sunshine hours in Tianmen, China

The sunniest months in Tianmen are May, June and July, when the sun shines an average of 10 hours 27 minutes a day. Least sunny months in Tianmen: January, November and December receive an average of 6 hours 44 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Tianmen. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours185234277286311321328278276253212222
Mean daily daylight hours9h 4m10h 20m11h 55m13h 33m14h 57m15h 40m15h 18m14h 4m12h 30m10h 53m9h 27m8h 42m

Solar UV radiation in Tianmen, China

Tianmen experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 8 - 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 Tianmen UV Index data.

Average daily maximum UV levels by month for Tianmen. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)2356891086421