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Monthly climate in Xishan, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Xishan features a humid subtropical climate (Cfa). Temperatures typically range between 5 °C (41 °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 (100 °F). The average annual precipitation amounts to about 1552 mm (61.1 inches) and receives 135 rainy days on the 1 mm (0.04 inches) threshold annually. Xishan enjoys an average of 2893 hours of sunshine throughout the year, and daylight varies from 10 hours 9 minutes to 14 hours 7 minutes per day.

Monthly average temperatures in Xishan, China

The warmest months in Xishan are July, August and September, with daily mean temperatures ranging from 25 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 5 to 7 °C (41 - 46 °F) throughout the day. On average each year, Xishan experiences 113 days above 25 °C (77.0 °F) and 7 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Xishan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum13°C
(56°F)		18°C
(65°F)		25°C
(78°F)		29°C
(85°F)		34°C
(93°F)		34°C
(93°F)		38°C
(100°F)		36°C
(97°F)		33°C
(92°F)		29°C
(84°F)		23°C
(74°F)		17°C
(63°F)
Mean maximum11°C
(51°F)		15°C
(58°F)		22°C
(72°F)		26°C
(80°F)		31°C
(88°F)		31°C
(88°F)		35°C
(96°F)		34°C
(94°F)		31°C
(89°F)		27°C
(82°F)		21°C
(70°F)		14°C
(57°F)
Average high7°C
(44°F)		9°C
(48°F)		15°C
(58°F)		20°C
(68°F)		25°C
(77°F)		27°C
(82°F)		31°C
(88°F)		31°C
(88°F)		27°C
(81°F)		21°C
(71°F)		16°C
(61°F)		9°C
(49°F)
Daily mean5°C
(41°F)		7°C
(44°F)		12°C
(54°F)		17°C
(63°F)		22°C
(72°F)		25°C
(78°F)		29°C
(84°F)		29°C
(85°F)		25°C
(78°F)		19°C
(67°F)		14°C
(58°F)		7°C
(46°F)
Average low3°C
(38°F)		5°C
(41°F)		10°C
(50°F)		15°C
(58°F)		20°C
(68°F)		23°C
(74°F)		27°C
(81°F)		28°C
(82°F)		24°C
(75°F)		18°C
(64°F)		12°C
(55°F)		6°C
(43°F)
Mean minimum-2°C
(29°F)		0°C
(33°F)		4°C
(40°F)		9°C
(49°F)		16°C
(60°F)		20°C
(68°F)		24°C
(76°F)		25°C
(76°F)		20°C
(68°F)		13°C
(56°F)		6°C
(44°F)		-1°C
(31°F)
Minimum-6°C
(21°F)		-3°C
(27°F)		2°C
(36°F)		8°C
(46°F)		14°C
(57°F)		19°C
(67°F)		22°C
(72°F)		23°C
(74°F)		18°C
(64°F)		11°C
(53°F)		5°C
(41°F)		-4°C
(24°F)

Compare climate in Xishan with other places

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

Monthly average precipitation in Xishan, China

Xishan usually has the most precipitation in June, July and August, with an average of 13 rainy days and 223 mm (8.8 inches) of precipitation per month. The driest months in Xishan are October, November and December. On average, 69 mm (2.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Xishan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)94 (3.7)98 (3.9)116 (4.6)94 (3.7)133 (5.2)214 (8.4)273 (10.7)183 (7.2)139 (5.5)70 (2.8)67 (2.6)71 (2.8)
Average precipitation days (≥ 1 mm)101014101214141312899

Monthly sunshine hours in Xishan, China

The sunniest months in Xishan are May, July and August, when the sun shines an average of 9 hours 22 minutes a day. Least sunny months in Xishan: January, February and December receive an average of 6 hours 12 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Xishan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours150201230251276261287307256236220213
Mean daily daylight hours10h 21m11h 4m11h 59m12h 55m13h 43m14h 7m13h 55m13h 13m12h 19m11h 23m10h 34m10h 9m

Solar UV radiation in Xishan, China

Xishan experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 11 - 11, 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 6. For more detailed information, check out our hourly Xishan UV Index data.

Average daily maximum UV levels by month for Xishan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)56991011111110764