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Monthly climate in Sunwu, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Sunwu features a humid continental climate (Dwb). Temperatures typically range between -20 °C (-4 °F) and 22 °C (72 °F) through the year, but rarely can drop to -38 °C (-36 °F) or can rise to as high as 34 °C (94 °F). The average annual precipitation amounts to about 716 mm (28.2 inches) and receives 92 rainy days on the 1 mm (0.04 inches) threshold annually. Sunwu enjoys an average of 3243 hours of sunshine throughout the year, and daylight varies from 8 hours 13 minutes to 16 hours 10 minutes per day.

Monthly average temperatures in Sunwu, China

The warmest months in Sunwu are June, July and August, with daily mean temperatures ranging from 17 to 22 °C (63 - 72 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -20 to -16 °C (-4 - 3 °F) throughout the day. On average each year, Sunwu experiences 40 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 Sunwu. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum-5°C
(23°F)		5°C
(42°F)		16°C
(61°F)		27°C
(81°F)		32°C
(89°F)		34°C
(93°F)		34°C
(94°F)		30°C
(86°F)		28°C
(83°F)		24°C
(76°F)		12°C
(55°F)		1°C
(34°F)
Mean maximum-9°C
(17°F)		-1°C
(31°F)		11°C
(53°F)		22°C
(72°F)		29°C
(84°F)		28°C
(83°F)		32°C
(90°F)		29°C
(84°F)		25°C
(78°F)		19°C
(67°F)		8°C
(46°F)		-4°C
(24°F)
Average high-15°C
(6°F)		-10°C
(14°F)		1°C
(34°F)		10°C
(51°F)		18°C
(65°F)		22°C
(72°F)		27°C
(81°F)		23°C
(74°F)		19°C
(66°F)		10°C
(49°F)		-4°C
(25°F)		-15°C
(6°F)
Daily mean-20°C
(-4°F)		-16°C
(3°F)		-5°C
(24°F)		5°C
(41°F)		12°C
(55°F)		17°C
(63°F)		22°C
(72°F)		18°C
(66°F)		13°C
(56°F)		4°C
(39°F)		-8°C
(18°F)		-19°C
(-2°F)
Average low-25°C
(-12°F)		-21°C
(-6°F)		-10°C
(14°F)		-1°C
(30°F)		6°C
(43°F)		12°C
(55°F)		17°C
(63°F)		14°C
(58°F)		8°C
(46°F)		-1°C
(30°F)		-12°C
(11°F)		-23°C
(-9°F)
Mean minimum-31°C
(-24°F)		-30°C
(-22°F)		-22°C
(-7°F)		-10°C
(15°F)		-0°C
(32°F)		7°C
(45°F)		12°C
(55°F)		8°C
(46°F)		1°C
(33°F)		-8°C
(18°F)		-22°C
(-7°F)		-31°C
(-24°F)
Minimum-38°C
(-36°F)		-35°C
(-31°F)		-29°C
(-19°F)		-13°C
(8°F)		-1°C
(30°F)		5°C
(40°F)		11°C
(51°F)		4°C
(40°F)		-2°C
(29°F)		-10°C
(14°F)		-29°C
(-20°F)		-33°C
(-27°F)

Compare climate in Sunwu with other places

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

Monthly average precipitation in Sunwu, China

Sunwu usually has the most precipitation in June, July and August, with an average of 15 rainy days and 149 mm (5.8 inches) of precipitation per month. The driest months in Sunwu are January, February and December. On average, 6 mm (0.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Sunwu. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)5 (0.2)6 (0.2)14 (0.6)32 (1.2)61 (2.4)134 (5.3)137 (5.4)175 (6.9)88 (3.5)35 (1.4)22 (0.9)7 (0.3)
Average precipitation days (≥ 1 mm)1136914151811662

Monthly sunshine hours in Sunwu, China

The sunniest months in Sunwu are May, June and July, when the sun shines an average of 10 hours 59 minutes a day. Least sunny months in Sunwu: January, November and December receive an average of 6 hours 37 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Sunwu. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours183237282307335323352276273245208217
Mean daily daylight hours8h 40m10h 6m11h 54m13h 44m15h 20m16h 10m15h 45m14h 20m12h 34m10h 44m9h 6m8h 13m

Solar UV radiation in Sunwu, China

Sunwu experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 8 - 8, which corresponds to the Very High category of sun exposure. January, February 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 Sunwu UV Index data.

Average daily maximum UV levels by month for Sunwu. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)124578885421