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Monthly climate in Silun, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Silun features a humid subtropical climate (Cwa). Temperatures typically range between 14 °C (58 °F) and 28 °C (82 °F) through the year, but rarely can drop to 1 °C (33 °F) or can rise to as high as 38 °C (100 °F). The average annual precipitation amounts to about 1444 mm (56.8 inches) and receives 180 rainy days on the 1 mm (0.04 inches) threshold annually. Silun enjoys an average of 2955 hours of sunshine throughout the year, and daylight varies from 10 hours 45 minutes to 13 hours 29 minutes per day.

Monthly average temperatures in Silun, China

The warmest months in Silun are June, July and August, with daily mean temperatures ranging from 27 to 28 °C (81 - 82 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 14 to 15 °C (58 - 59 °F) throughout the day. On average each year, Silun experiences 182 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Silun. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum26°C
(80°F)		27°C
(81°F)		31°C
(88°F)		32°C
(89°F)		34°C
(94°F)		34°C
(94°F)		38°C
(100°F)		35°C
(95°F)		35°C
(95°F)		35°C
(95°F)		31°C
(87°F)		27°C
(81°F)
Mean maximum24°C
(76°F)		26°C
(79°F)		29°C
(85°F)		30°C
(87°F)		33°C
(92°F)		33°C
(92°F)		35°C
(96°F)		34°C
(93°F)		34°C
(93°F)		32°C
(90°F)		28°C
(83°F)		25°C
(78°F)
Average high18°C
(64°F)		18°C
(66°F)		22°C
(73°F)		25°C
(77°F)		29°C
(84°F)		31°C
(88°F)		32°C
(90°F)		31°C
(88°F)		31°C
(87°F)		26°C
(79°F)		23°C
(74°F)		19°C
(66°F)
Daily mean14°C
(58°F)		15°C
(59°F)		19°C
(66°F)		21°C
(71°F)		25°C
(77°F)		27°C
(81°F)		28°C
(82°F)		27°C
(81°F)		26°C
(80°F)		23°C
(73°F)		19°C
(67°F)		15°C
(59°F)
Average low11°C
(52°F)		11°C
(53°F)		16°C
(61°F)		18°C
(65°F)		22°C
(72°F)		24°C
(76°F)		25°C
(77°F)		24°C
(76°F)		24°C
(75°F)		20°C
(68°F)		16°C
(61°F)		11°C
(53°F)
Mean minimum4°C
(39°F)		6°C
(43°F)		10°C
(50°F)		12°C
(55°F)		18°C
(64°F)		23°C
(73°F)		24°C
(75°F)		23°C
(73°F)		21°C
(70°F)		15°C
(60°F)		11°C
(52°F)		5°C
(41°F)
Minimum1°C
(33°F)		1°C
(34°F)		7°C
(45°F)		11°C
(52°F)		14°C
(57°F)		20°C
(68°F)		23°C
(74°F)		22°C
(73°F)		19°C
(67°F)		13°C
(56°F)		10°C
(50°F)		3°C
(38°F)

Compare climate in Silun with other places

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

Monthly average precipitation in Silun, China

Silun usually has the most precipitation in June, August and September, with an average of 22 rainy days and 211 mm (8.3 inches) of precipitation per month. The driest months in Silun are January, November and December. On average, 26 mm (1.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Silun. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)36 (1.4)66 (2.6)111 (4.4)136 (5.4)161 (6.3)201 (7.9)153 (6.0)255 (10.0)178 (7.0)104 (4.1)20 (0.8)22 (0.9)
Average precipitation days (≥ 1 mm)79181719212224211156

Monthly sunshine hours in Silun, China

The sunniest months in Silun are July, August and September, when the sun shines an average of 9 hours 22 minutes a day. Least sunny months in Silun: January, February and March receive an average of 6 hours 27 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Silun. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours181210196212277270300279282258239245
Mean daily daylight hours10h 53m11h 23m12h 1m12h 40m13h 13m13h 29m13h 21m12h 52m12h 15m11h 36m11h 2m10h 45m

Solar UV radiation in Silun, China

Silun experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 13 - 14, which corresponds to the Extreme category of sun exposure. January, November and December are in the High / Very High exposure category. In these months, the maximum values of the UV index do not exceed 9. For more detailed information, check out our hourly Silun UV Index data.

Average daily maximum UV levels by month for Silun. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)710121213131413111197