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Monthly climate in Caishan, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Caishan features a humid subtropical climate (Cfa). Temperatures typically range between 6 °C (42 °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 38 °C (101 °F). The average annual precipitation amounts to about 1485 mm (58.4 inches) and receives 137 rainy days on the 1 mm (0.04 inches) threshold annually. Caishan enjoys an average of 2890 hours of sunshine throughout the year, and daylight varies from 10 hours 14 minutes to 14 hours 1 minutes per day.

Monthly average temperatures in Caishan, China

The warmest months in Caishan are June, July and August, with daily mean temperatures ranging from 26 to 29 °C (79 - 85 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 6 to 8 °C (42 - 46 °F) throughout the day. On average each year, Caishan experiences 136 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 Caishan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum19°C
(66°F)		26°C
(80°F)		29°C
(85°F)		32°C
(90°F)		35°C
(95°F)		36°C
(98°F)		38°C
(101°F)		37°C
(98°F)		36°C
(96°F)		35°C
(95°F)		27°C
(80°F)		19°C
(67°F)
Mean maximum16°C
(60°F)		21°C
(70°F)		26°C
(79°F)		30°C
(87°F)		33°C
(92°F)		34°C
(93°F)		37°C
(99°F)		36°C
(97°F)		34°C
(94°F)		31°C
(89°F)		25°C
(78°F)		17°C
(63°F)
Average high9°C
(48°F)		11°C
(52°F)		17°C
(63°F)		22°C
(72°F)		27°C
(80°F)		29°C
(85°F)		32°C
(90°F)		33°C
(91°F)		29°C
(85°F)		23°C
(73°F)		18°C
(65°F)		11°C
(53°F)
Daily mean6°C
(42°F)		7°C
(46°F)		13°C
(56°F)		18°C
(65°F)		23°C
(73°F)		26°C
(79°F)		29°C
(84°F)		29°C
(85°F)		25°C
(78°F)		19°C
(66°F)		14°C
(57°F)		8°C
(46°F)
Average low3°C
(37°F)		4°C
(40°F)		10°C
(50°F)		14°C
(58°F)		19°C
(67°F)		23°C
(74°F)		26°C
(79°F)		26°C
(80°F)		22°C
(72°F)		16°C
(61°F)		10°C
(51°F)		5°C
(40°F)
Mean minimum-3°C
(27°F)		0°C
(33°F)		5°C
(41°F)		8°C
(47°F)		15°C
(59°F)		20°C
(68°F)		23°C
(73°F)		23°C
(74°F)		18°C
(65°F)		10°C
(51°F)		5°C
(42°F)		-1°C
(30°F)
Minimum-6°C
(21°F)		-2°C
(28°F)		3°C
(39°F)		7°C
(45°F)		12°C
(55°F)		18°C
(65°F)		22°C
(72°F)		22°C
(72°F)		16°C
(62°F)		8°C
(46°F)		4°C
(39°F)		-3°C
(27°F)

Compare climate in Caishan with other places

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

Monthly average precipitation in Caishan, China

Caishan usually has the most precipitation in May, June and July, with an average of 16 rainy days and 232 mm (9.1 inches) of precipitation per month. The driest months in Caishan are October, November and December. On average, 40 mm (1.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Caishan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)61 (2.4)89 (3.5)143 (5.6)135 (5.3)190 (7.5)219 (8.6)286 (11.3)135 (5.3)107 (4.2)39 (1.5)43 (1.7)37 (1.5)
Average precipitation days (≥ 1 mm)81114121417171310687

Monthly sunshine hours in Caishan, China

The sunniest months in Caishan are May, July and August, when the sun shines an average of 9 hours 25 minutes a day. Least sunny months in Caishan: January, February and December receive an average of 6 hours 19 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Caishan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours157200219242273265299303266225218217
Mean daily daylight hours10h 26m11h 6m11h 59m12h 53m13h 39m14h 1m13h 50m13h 10m12h 18m11h 24m10h 38m10h 14m

Solar UV radiation in Caishan, China

Caishan 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, November and December are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly Caishan UV Index data.

Average daily maximum UV levels by month for Caishan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)678101012121210865