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Monthly climate in Weichang, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Weichang features a humid continental climate (Dwb). Temperatures typically range between -13 °C (9 °F) and 20 °C (69 °F) through the year, but rarely can drop to -31 °C (-24 °F) or can rise to as high as 33 °C (92 °F). The average annual precipitation amounts to about 545 mm (21.5 inches) and receives 68 rainy days on the 1 mm (0.04 inches) threshold annually. Weichang enjoys an average of 3491 hours of sunshine throughout the year, and daylight varies from 9 hours 9 minutes to 15 hours 9 minutes per day.

Monthly average temperatures in Weichang, China

The warmest months in Weichang are June, July and August, with daily mean temperatures ranging from 18 to 20 °C (64 - 69 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -13 to -10 °C (9 - 14 °F) throughout the day. On average each year, Weichang experiences 42 days above 25 °C (77.0 °F) and 176 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Weichang. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum3°C
(38°F)		13°C
(56°F)		21°C
(70°F)		28°C
(83°F)		33°C
(91°F)		32°C
(89°F)		33°C
(92°F)		33°C
(92°F)		29°C
(85°F)		25°C
(77°F)		15°C
(60°F)		6°C
(42°F)
Mean maximum1°C
(34°F)		8°C
(47°F)		17°C
(62°F)		25°C
(77°F)		30°C
(86°F)		28°C
(83°F)		31°C
(88°F)		29°C
(85°F)		26°C
(79°F)		20°C
(69°F)		13°C
(56°F)		2°C
(36°F)
Average high-6°C
(21°F)		-3°C
(27°F)		7°C
(44°F)		14°C
(57°F)		20°C
(68°F)		24°C
(75°F)		25°C
(78°F)		24°C
(75°F)		20°C
(68°F)		12°C
(53°F)		3°C
(37°F)		-6°C
(22°F)
Daily mean-13°C
(9°F)		-10°C
(14°F)		0°C
(32°F)		7°C
(45°F)		13°C
(56°F)		18°C
(64°F)		20°C
(69°F)		19°C
(66°F)		14°C
(57°F)		5°C
(41°F)		-3°C
(26°F)		-12°C
(11°F)
Average low-18°C
(-1°F)		-16°C
(3°F)		-6°C
(22°F)		0°C
(33°F)		5°C
(42°F)		11°C
(52°F)		16°C
(61°F)		14°C
(57°F)		8°C
(46°F)		-1°C
(30°F)		-8°C
(18°F)		-17°C
(2°F)
Mean minimum-26°C
(-14°F)		-24°C
(-10°F)		-15°C
(5°F)		-6°C
(21°F)		-2°C
(29°F)		4°C
(40°F)		11°C
(52°F)		7°C
(44°F)		1°C
(33°F)		-6°C
(21°F)		-17°C
(2°F)		-25°C
(-12°F)
Minimum-31°C
(-24°F)		-27°C
(-17°F)		-17°C
(1°F)		-9°C
(17°F)		-5°C
(24°F)		2°C
(37°F)		9°C
(48°F)		1°C
(34°F)		-2°C
(28°F)		-7°C
(20°F)		-20°C
(-3°F)		-27°C
(-16°F)

Compare climate in Weichang with other places

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

Monthly average precipitation in Weichang, China

Weichang usually has the most precipitation in July, August and September, with an average of 11 rainy days and 111 mm (4.4 inches) of precipitation per month. The driest months in Weichang 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 Weichang. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)2 (0.1)7 (0.3)19 (0.8)30 (1.2)51 (2.0)61 (2.4)146 (5.7)120 (4.7)68 (2.7)22 (0.9)16 (0.6)3 (0.1)
Average precipitation days (≥ 1 mm)01447914129521

Monthly sunshine hours in Weichang, China

The sunniest months in Weichang are May, June and July, when the sun shines an average of 10 hours 55 minutes a day. Least sunny months in Weichang: January, November and December receive an average of 7 hours 52 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Weichang. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours215261305309342335327323284278249260
Mean daily daylight hours9h 29m10h 34m11h 56m13h 21m14h 33m15h 9m14h 51m13h 48m12h 27m11h 2m9h 48m9h 9m

Solar UV radiation in Weichang, China

Weichang experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 10 - 11, which corresponds to the Very High / Extreme category of sun exposure. January, November 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 Weichang UV Index data.

Average daily maximum UV levels by month for Weichang. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)2468101011108632