nomadseason

Monthly climate in Sanchuan, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Sanchuan features a subtropical climate (Cwb). Temperatures typically range between 8 °C (46 °F) and 20 °C (69 °F) through the year, but rarely can drop to -4 °C (26 °F) or can rise to as high as 32 °C (89 °F). The average annual precipitation amounts to about 1202 mm (47.3 inches) and receives 145 rainy days on the 1 mm (0.04 inches) threshold annually. Sanchuan enjoys an average of 3501 hours of sunshine throughout the year, and daylight varies from 10 hours 29 minutes to 13 hours 46 minutes per day.

Monthly average temperatures in Sanchuan, China

The warmest months in Sanchuan are June, July and August, with daily mean temperatures ranging from 19 to 20 °C (66 - 69 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 8 to 9 °C (46 - 48 °F) throughout the day. On average each year, Sanchuan experiences 38 days above 25 °C (77.0 °F) and 11 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Sanchuan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum19°C
(67°F)		23°C
(73°F)		27°C
(80°F)		28°C
(82°F)		30°C
(86°F)		32°C
(89°F)		26°C
(80°F)		28°C
(83°F)		25°C
(77°F)		25°C
(76°F)		21°C
(71°F)		19°C
(67°F)
Mean maximum18°C
(64°F)		20°C
(69°F)		24°C
(76°F)		27°C
(80°F)		28°C
(83°F)		29°C
(84°F)		26°C
(79°F)		27°C
(81°F)		24°C
(76°F)		23°C
(74°F)		20°C
(68°F)		17°C
(64°F)
Average high14°C
(57°F)		15°C
(59°F)		19°C
(67°F)		21°C
(70°F)		23°C
(74°F)		25°C
(77°F)		23°C
(73°F)		23°C
(73°F)		21°C
(70°F)		19°C
(67°F)		17°C
(62°F)		14°C
(57°F)
Daily mean8°C
(46°F)		9°C
(48°F)		13°C
(55°F)		15°C
(60°F)		18°C
(65°F)		20°C
(69°F)		19°C
(66°F)		19°C
(66°F)		17°C
(63°F)		15°C
(59°F)		11°C
(52°F)		8°C
(47°F)
Average low2°C
(36°F)		3°C
(38°F)		6°C
(44°F)		10°C
(49°F)		13°C
(56°F)		16°C
(62°F)		16°C
(61°F)		16°C
(61°F)		15°C
(59°F)		12°C
(53°F)		6°C
(43°F)		3°C
(37°F)
Mean minimum-2°C
(29°F)		-1°C
(30°F)		2°C
(36°F)		5°C
(41°F)		9°C
(48°F)		13°C
(55°F)		13°C
(56°F)		13°C
(56°F)		12°C
(54°F)		8°C
(46°F)		3°C
(37°F)		-2°C
(30°F)
Minimum-4°C
(26°F)		-3°C
(27°F)		-1°C
(31°F)		2°C
(36°F)		4°C
(39°F)		11°C
(52°F)		12°C
(53°F)		11°C
(53°F)		8°C
(48°F)		6°C
(44°F)		0°C
(33°F)		-3°C
(28°F)

Compare climate in Sanchuan with other places

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

Monthly average precipitation in Sanchuan, China

Sanchuan usually has the most precipitation in July, August and September, with an average of 27 rainy days and 265 mm (10.4 inches) of precipitation per month. The driest months in Sanchuan are February, March and December. On average, 10 mm (0.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Sanchuan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)13 (0.5)12 (0.5)13 (0.5)28 (1.1)57 (2.2)166 (6.5)295 (11.6)306 (12.1)193 (7.6)98 (3.8)14 (0.5)6 (0.2)
Average precipitation days (≥ 1 mm)33358192827261742

Monthly sunshine hours in Sanchuan, China

The sunniest months in Sanchuan are March, April and May, when the sun shines an average of 10 hours 40 minutes a day. Least sunny months in Sanchuan: January, July and September receive an average of 8 hours 25 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Sanchuan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours243293339313329286267298263275293295
Mean daily daylight hours10h 39m11h 14m12h 0m12h 47m13h 26m13h 46m13h 36m13h 1m12h 17m11h 30m10h 49m10h 29m

Solar UV radiation in Sanchuan, China

Sanchuan experiences the highest level of ultraviolet (UV) radiation in April, July and August, when the maximum UV index can reach values of 14 - 16, 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 Sanchuan UV Index data.

Average daily maximum UV levels by month for Sanchuan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)710121414141615141297