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Monthly climate in Gengwan, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Gengwan features a cold semi-arid climate (BSk). Temperatures typically range between -6 °C (22 °F) and 22 °C (72 °F) through the year, but rarely can drop to -24 °C (-11 °F) or can rise to as high as 35 °C (96 °F). The average annual precipitation amounts to about 461 mm (18.1 inches) and receives 62 rainy days on the 1 mm (0.04 inches) threshold annually. Gengwan enjoys an average of 3508 hours of sunshine throughout the year, and daylight varies from 9 hours 39 minutes to 14 hours 37 minutes per day.

Monthly average temperatures in Gengwan, China

The warmest months in Gengwan are June, July and August, with daily mean temperatures ranging from 20 to 22 °C (68 - 72 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -6 to -3 °C (22 - 27 °F) throughout the day. On average each year, Gengwan experiences 57 days above 25 °C (77.0 °F) and 124 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Gengwan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum9°C
(48°F)		18°C
(64°F)		23°C
(74°F)		29°C
(84°F)		31°C
(88°F)		32°C
(89°F)		35°C
(96°F)		35°C
(96°F)		29°C
(84°F)		25°C
(78°F)		15°C
(60°F)		10°C
(51°F)
Mean maximum7°C
(44°F)		12°C
(54°F)		19°C
(66°F)		25°C
(77°F)		30°C
(86°F)		30°C
(86°F)		32°C
(90°F)		31°C
(89°F)		26°C
(78°F)		20°C
(69°F)		14°C
(58°F)		8°C
(46°F)
Average high-1°C
(31°F)		4°C
(39°F)		11°C
(52°F)		16°C
(62°F)		21°C
(71°F)		25°C
(78°F)		27°C
(81°F)		25°C
(77°F)		20°C
(69°F)		13°C
(56°F)		7°C
(45°F)		0°C
(33°F)
Daily mean-6°C
(22°F)		-3°C
(27°F)		5°C
(41°F)		11°C
(51°F)		16°C
(60°F)		20°C
(68°F)		22°C
(72°F)		20°C
(68°F)		15°C
(60°F)		8°C
(47°F)		2°C
(36°F)		-5°C
(23°F)
Average low-11°C
(13°F)		-8°C
(17°F)		-1°C
(31°F)		5°C
(41°F)		9°C
(49°F)		14°C
(58°F)		17°C
(63°F)		16°C
(60°F)		11°C
(52°F)		4°C
(39°F)		-3°C
(28°F)		-9°C
(15°F)
Mean minimum-19°C
(-1°F)		-16°C
(3°F)		-8°C
(18°F)		-2°C
(28°F)		3°C
(37°F)		10°C
(50°F)		13°C
(55°F)		10°C
(51°F)		6°C
(44°F)		-3°C
(28°F)		-10°C
(15°F)		-17°C
(1°F)
Minimum-24°C
(-11°F)		-20°C
(-3°F)		-13°C
(9°F)		-4°C
(25°F)		0°C
(33°F)		9°C
(48°F)		11°C
(52°F)		10°C
(49°F)		4°C
(40°F)		-4°C
(25°F)		-11°C
(12°F)		-21°C
(-6°F)

Compare climate in Gengwan with other places

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

Monthly average precipitation in Gengwan, China

Gengwan usually has the most precipitation in July, August and September, with an average of 9 rainy days and 86 mm (3.4 inches) of precipitation per month. The driest months in Gengwan are January, February and December. On average, 7 mm (0.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Gengwan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)6 (0.3)11 (0.5)16 (0.6)33 (1.3)30 (1.2)43 (1.7)74 (2.9)127 (5.0)57 (2.2)46 (1.8)13 (0.5)3 (0.1)
Average precipitation days (≥ 1 mm)2246469118730

Monthly sunshine hours in Gengwan, China

The sunniest months in Gengwan are May, June and July, when the sun shines an average of 10 hours 54 minutes a day. Least sunny months in Gengwan: January, November and December receive an average of 8 hours 12 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Gengwan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours219272299293329325348317288277266269
Mean daily daylight hours9h 55m10h 49m11h 57m13h 8m14h 8m14h 37m14h 22m13h 30m12h 23m11h 12m10h 11m9h 39m

Solar UV radiation in Gengwan, China

Gengwan experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 11 - 12, which corresponds to the Extreme category of sun exposure. January, November and December are in the 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 Gengwan UV Index data.

Average daily maximum UV levels by month for Gengwan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)35710111212119743