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Monthly climate in Sanlian, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Sanlian features a humid subtropical climate (Cfa). Temperatures typically range between 7 °C (45 °F) and 29 °C (85 °F) through the year, but rarely can drop to -6 °C (21 °F) or can rise to as high as 41 °C (105 °F). The average annual precipitation amounts to about 1508 mm (59.4 inches) and receives 147 rainy days on the 1 mm (0.04 inches) threshold annually. Sanlian enjoys an average of 2687 hours of sunshine throughout the year, and daylight varies from 10 hours 19 minutes to 13 hours 56 minutes per day.

Monthly average temperatures in Sanlian, China

The warmest months in Sanlian are July, August and September, with daily mean temperatures ranging from 26 to 29 °C (78 - 85 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 7 to 8 °C (45 - 47 °F) throughout the day. On average each year, Sanlian experiences 142 days above 25 °C (77.0 °F) and 15 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Sanlian. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum25°C
(77°F)		26°C
(80°F)		30°C
(87°F)		33°C
(92°F)		41°C
(105°F)		37°C
(98°F)		40°C
(104°F)		39°C
(102°F)		38°C
(101°F)		35°C
(96°F)		31°C
(88°F)		25°C
(78°F)
Mean maximum21°C
(70°F)		23°C
(73°F)		27°C
(82°F)		31°C
(88°F)		35°C
(95°F)		33°C
(92°F)		38°C
(100°F)		37°C
(100°F)		36°C
(97°F)		32°C
(91°F)		27°C
(80°F)		21°C
(70°F)
Average high11°C
(52°F)		12°C
(54°F)		18°C
(64°F)		23°C
(74°F)		27°C
(81°F)		29°C
(84°F)		33°C
(92°F)		34°C
(93°F)		30°C
(87°F)		24°C
(76°F)		19°C
(67°F)		13°C
(55°F)
Daily mean7°C
(45°F)		8°C
(47°F)		13°C
(56°F)		18°C
(64°F)		22°C
(72°F)		25°C
(77°F)		29°C
(84°F)		29°C
(85°F)		26°C
(78°F)		20°C
(68°F)		14°C
(58°F)		8°C
(47°F)
Average low3°C
(38°F)		4°C
(40°F)		9°C
(49°F)		13°C
(55°F)		18°C
(65°F)		22°C
(71°F)		25°C
(77°F)		25°C
(78°F)		22°C
(72°F)		16°C
(61°F)		10°C
(51°F)		5°C
(41°F)
Mean minimum-4°C
(25°F)		-2°C
(30°F)		2°C
(36°F)		4°C
(40°F)		11°C
(52°F)		17°C
(63°F)		23°C
(73°F)		23°C
(73°F)		17°C
(62°F)		9°C
(48°F)		4°C
(40°F)		-2°C
(28°F)
Minimum-6°C
(21°F)		-4°C
(26°F)		-1°C
(30°F)		3°C
(37°F)		9°C
(48°F)		15°C
(60°F)		21°C
(69°F)		21°C
(70°F)		14°C
(58°F)		8°C
(47°F)		2°C
(36°F)		-3°C
(27°F)

Compare climate in Sanlian with other places

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

Monthly average precipitation in Sanlian, China

Sanlian usually has the most precipitation in May, June and July, with an average of 17 rainy days and 237 mm (9.3 inches) of precipitation per month. The driest months in Sanlian are January, November and December. On average, 59 mm (2.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Sanlian. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)59 (2.3)71 (2.8)125 (4.9)97 (3.8)191 (7.5)285 (11.2)234 (9.2)158 (6.2)103 (4.1)66 (2.6)64 (2.5)55 (2.2)
Average precipitation days (≥ 1 mm)81115121420171312799

Monthly sunshine hours in Sanlian, China

The sunniest months in Sanlian are May, July and August, when the sun shines an average of 9 hours 0 minutes a day. Least sunny months in Sanlian: January, February and November receive an average of 5 hours 59 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Sanlian. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours146194199245263216268304234210198203
Mean daily daylight hours10h 30m11h 9m11h 59m12h 51m13h 35m13h 56m13h 45m13h 7m12h 18m11h 26m10h 42m10h 19m

Solar UV radiation in Sanlian, China

Sanlian experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 12 - 12, which corresponds to the Extreme category of sun exposure. January, February and December are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 7. For more detailed information, check out our hourly Sanlian UV Index data.

Average daily maximum UV levels by month for Sanlian. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)6710101212121211875