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Monthly climate in Sanlong, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Sanlong features a humid subtropical climate (Cfa). Temperatures typically range between 7 °C (44 °F) and 30 °C (85 °F) through the year, but rarely can drop to -5 °C (23 °F) or can rise to as high as 41 °C (105 °F). The average annual precipitation amounts to about 1900 mm (74.8 inches) and receives 140 rainy days on the 1 mm (0.04 inches) threshold annually. Sanlong enjoys an average of 2898 hours of sunshine throughout the year, and daylight varies from 10 hours 17 minutes to 13 hours 58 minutes per day.

Monthly average temperatures in Sanlong, China

The warmest months in Sanlong are July, August and September, with daily mean temperatures ranging from 26 to 30 °C (79 - 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 (44 - 47 °F) throughout the day. On average each year, Sanlong experiences 145 days above 25 °C (77.0 °F) and 9 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Sanlong. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum22°C
(72°F)		25°C
(78°F)		29°C
(84°F)		32°C
(90°F)		35°C
(96°F)		35°C
(96°F)		39°C
(103°F)		41°C
(105°F)		37°C
(99°F)		36°C
(96°F)		28°C
(83°F)		22°C
(72°F)
Mean maximum19°C
(66°F)		21°C
(71°F)		26°C
(80°F)		30°C
(87°F)		33°C
(92°F)		34°C
(93°F)		37°C
(100°F)		38°C
(100°F)		36°C
(97°F)		33°C
(92°F)		26°C
(80°F)		20°C
(68°F)
Average high10°C
(51°F)		12°C
(55°F)		18°C
(64°F)		23°C
(73°F)		27°C
(81°F)		29°C
(85°F)		33°C
(91°F)		34°C
(93°F)		31°C
(88°F)		25°C
(77°F)		19°C
(67°F)		13°C
(55°F)
Daily mean7°C
(44°F)		8°C
(47°F)		14°C
(57°F)		18°C
(65°F)		23°C
(74°F)		26°C
(79°F)		29°C
(84°F)		30°C
(85°F)		26°C
(79°F)		20°C
(68°F)		14°C
(58°F)		8°C
(47°F)
Average low4°C
(39°F)		5°C
(41°F)		10°C
(50°F)		14°C
(57°F)		19°C
(66°F)		23°C
(73°F)		26°C
(79°F)		26°C
(79°F)		22°C
(73°F)		16°C
(62°F)		11°C
(51°F)		5°C
(41°F)
Mean minimum-3°C
(27°F)		-0°C
(32°F)		4°C
(39°F)		7°C
(45°F)		13°C
(57°F)		19°C
(67°F)		23°C
(73°F)		23°C
(73°F)		18°C
(64°F)		10°C
(49°F)		4°C
(40°F)		-2°C
(29°F)
Minimum-5°C
(23°F)		-3°C
(26°F)		2°C
(36°F)		6°C
(43°F)		12°C
(53°F)		17°C
(63°F)		21°C
(70°F)		20°C
(68°F)		15°C
(60°F)		7°C
(45°F)		3°C
(38°F)		-3°C
(27°F)

Compare climate in Sanlong with other places

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

Monthly average precipitation in Sanlong, China

Sanlong usually has the most precipitation in May, June and July, with an average of 16 rainy days and 322 mm (12.7 inches) of precipitation per month. The driest months in Sanlong are October, November and December. On average, 44 mm (1.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Sanlong. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)71 (2.8)86 (3.4)200 (7.9)182 (7.2)260 (10.2)398 (15.7)308 (12.1)169 (6.6)95 (3.7)29 (1.1)49 (1.9)52 (2.1)
Average precipitation days (≥ 1 mm)81215131519161110597

Monthly sunshine hours in Sanlong, China

The sunniest months in Sanlong are May, July and August, when the sun shines an average of 9 hours 31 minutes a day. Least sunny months in Sanlong: January, February and March receive an average of 6 hours 22 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Sanlong. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours159202218243280247293311264239218218
Mean daily daylight hours10h 28m11h 8m11h 59m12h 52m13h 36m13h 58m13h 47m13h 9m12h 18m11h 25m10h 40m10h 17m

Solar UV radiation in Sanlong, China

Sanlong experiences the highest level of ultraviolet (UV) radiation in June, 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 Sanlong UV Index data.

Average daily maximum UV levels by month for Sanlong. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)679101112121210975