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Monthly climate in Sunlou, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Sunlou features a humid subtropical climate (Cwa). Temperatures typically range between 2 °C (35 °F) and 28 °C (83 °F) through the year, but rarely can drop to -14 °C (7 °F) or can rise to as high as 39 °C (102 °F). The average annual precipitation amounts to about 819 mm (32.2 inches) and receives 70 rainy days on the 1 mm (0.04 inches) threshold annually. Sunlou enjoys an average of 3133 hours of sunshine throughout the year, and daylight varies from 9 hours 51 minutes to 14 hours 25 minutes per day.

Monthly average temperatures in Sunlou, China

The warmest months in Sunlou are June, July and August, with daily mean temperatures ranging from 27 to 28 °C (81 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 2 to 5 °C (35 - 41 °F) throughout the day. On average each year, Sunlou experiences 127 days above 25 °C (77.0 °F) and 54 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Sunlou. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum16°C
(60°F)		26°C
(79°F)		29°C
(84°F)		32°C
(90°F)		37°C
(100°F)		38°C
(100°F)		39°C
(102°F)		37°C
(99°F)		34°C
(93°F)		32°C
(90°F)		26°C
(78°F)		16°C
(61°F)
Mean maximum13°C
(55°F)		19°C
(67°F)		25°C
(77°F)		30°C
(86°F)		35°C
(95°F)		36°C
(98°F)		37°C
(99°F)		35°C
(96°F)		33°C
(92°F)		29°C
(84°F)		23°C
(75°F)		14°C
(58°F)
Average high6°C
(43°F)		10°C
(50°F)		16°C
(61°F)		21°C
(71°F)		27°C
(81°F)		32°C
(89°F)		32°C
(90°F)		31°C
(88°F)		28°C
(83°F)		21°C
(70°F)		16°C
(61°F)		8°C
(47°F)
Daily mean2°C
(35°F)		5°C
(41°F)		11°C
(52°F)		16°C
(62°F)		22°C
(72°F)		27°C
(81°F)		28°C
(83°F)		27°C
(82°F)		23°C
(74°F)		16°C
(61°F)		11°C
(51°F)		3°C
(38°F)
Average low-2°C
(28°F)		0°C
(33°F)		6°C
(44°F)		11°C
(53°F)		17°C
(63°F)		22°C
(72°F)		25°C
(77°F)		24°C
(76°F)		19°C
(67°F)		12°C
(54°F)		6°C
(43°F)		-1°C
(31°F)
Mean minimum-8°C
(17°F)		-5°C
(23°F)		0°C
(33°F)		5°C
(40°F)		11°C
(52°F)		17°C
(63°F)		21°C
(71°F)		19°C
(66°F)		15°C
(59°F)		4°C
(40°F)		-1°C
(31°F)		-7°C
(19°F)
Minimum-14°C
(7°F)		-9°C
(16°F)		-1°C
(30°F)		3°C
(37°F)		8°C
(47°F)		15°C
(59°F)		20°C
(68°F)		16°C
(61°F)		13°C
(56°F)		2°C
(35°F)		-2°C
(28°F)		-10°C
(14°F)

Compare climate in Sunlou with other places

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

Monthly average precipitation in Sunlou, China

Sunlou usually has the most precipitation in June, July and August, with an average of 10 rainy days and 173 mm (6.8 inches) of precipitation per month. The driest months in Sunlou are January, February and December. On average, 18 mm (0.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Sunlou. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)22 (0.9)22 (0.9)23 (0.9)36 (1.4)49 (1.9)96 (3.8)201 (7.9)222 (8.8)80 (3.2)28 (1.1)29 (1.2)11 (0.4)
Average precipitation days (≥ 1 mm)23576712136522

Monthly sunshine hours in Sunlou, China

The sunniest months in Sunlou are May, June and July, when the sun shines an average of 9 hours 58 minutes a day. Least sunny months in Sunlou: January, October and November receive an average of 7 hours 2 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Sunlou. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours191233269271304302311296257228227239
Mean daily daylight hours10h 6m10h 55m11h 58m13h 3m13h 58m14h 25m14h 12m13h 24m12h 21m11h 16m10h 20m9h 51m

Solar UV radiation in Sunlou, China

Sunlou 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, February and December are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 5. For more detailed information, check out our hourly Sunlou UV Index data.

Average daily maximum UV levels by month for Sunlou. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)3578101011108753