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Monthly climate in Xiyang, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Xiyang features a humid subtropical climate (Cfa). Temperatures typically range between 4 °C (40 °F) and 28 °C (82 °F) through the year, but rarely can drop to -16 °C (4 °F) or can rise to as high as 39 °C (102 °F). The average annual precipitation amounts to about 1798 mm (70.8 inches) and receives 158 rainy days on the 1 mm (0.04 inches) threshold annually. Xiyang enjoys an average of 2861 hours of sunshine throughout the year, and daylight varies from 10 hours 12 minutes to 14 hours 3 minutes per day.

Monthly average temperatures in Xiyang, China

The warmest months in Xiyang are June, July and August, with daily mean temperatures ranging from 25 to 28 °C (76 - 82 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 4 to 6 °C (40 - 43 °F) throughout the day. On average each year, Xiyang experiences 123 days above 25 °C (77.0 °F) and 29 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Xiyang. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum21°C
(70°F)		25°C
(77°F)		29°C
(85°F)		32°C
(90°F)		35°C
(95°F)		35°C
(95°F)		39°C
(102°F)		37°C
(98°F)		36°C
(96°F)		36°C
(97°F)		27°C
(80°F)		21°C
(70°F)
Mean maximum17°C
(63°F)		21°C
(70°F)		26°C
(79°F)		30°C
(86°F)		33°C
(92°F)		33°C
(92°F)		37°C
(99°F)		36°C
(96°F)		34°C
(93°F)		31°C
(88°F)		24°C
(76°F)		18°C
(65°F)
Average high8°C
(46°F)		10°C
(51°F)		16°C
(62°F)		21°C
(71°F)		26°C
(79°F)		28°C
(83°F)		32°C
(89°F)		32°C
(90°F)		28°C
(82°F)		22°C
(71°F)		17°C
(63°F)		10°C
(50°F)
Daily mean4°C
(40°F)		6°C
(43°F)		12°C
(53°F)		16°C
(62°F)		21°C
(71°F)		25°C
(76°F)		28°C
(82°F)		28°C
(82°F)		23°C
(74°F)		17°C
(63°F)		12°C
(54°F)		6°C
(43°F)
Average low1°C
(34°F)		2°C
(37°F)		8°C
(46°F)		12°C
(53°F)		17°C
(63°F)		21°C
(70°F)		24°C
(76°F)		24°C
(76°F)		20°C
(68°F)		13°C
(56°F)		8°C
(46°F)		2°C
(36°F)
Mean minimum-7°C
(19°F)		-3°C
(27°F)		1°C
(34°F)		5°C
(41°F)		11°C
(52°F)		17°C
(62°F)		22°C
(71°F)		21°C
(69°F)		15°C
(58°F)		6°C
(43°F)		1°C
(34°F)		-5°C
(24°F)
Minimum-16°C
(4°F)		-6°C
(21°F)		-1°C
(30°F)		3°C
(37°F)		8°C
(47°F)		13°C
(56°F)		19°C
(66°F)		16°C
(60°F)		13°C
(56°F)		5°C
(42°F)		-2°C
(29°F)		-5°C
(22°F)

Compare climate in Xiyang with other places

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

Monthly average precipitation in Xiyang, China

Xiyang usually has the most precipitation in June, July and August, with an average of 17 rainy days and 290 mm (11.4 inches) of precipitation per month. The driest months in Xiyang are October, November and December. On average, 56 mm (2.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Xiyang. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)74 (2.9)87 (3.4)159 (6.3)120 (4.7)179 (7.0)304 (11.9)375 (14.8)191 (7.5)141 (5.5)47 (1.9)57 (2.2)65 (2.6)
Average precipitation days (≥ 1 mm)1012151315172015139109

Monthly sunshine hours in Xiyang, China

The sunniest months in Xiyang are May, July and August, when the sun shines an average of 9 hours 24 minutes a day. Least sunny months in Xiyang: January, February and December receive an average of 6 hours 7 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Xiyang. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours149195213247279260291302254234219211
Mean daily daylight hours10h 24m11h 5m11h 59m12h 54m13h 40m14h 3m13h 52m13h 11m12h 19m11h 24m10h 36m10h 12m

Solar UV radiation in Xiyang, China

Xiyang 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 Xiyang UV Index data.

Average daily maximum UV levels by month for Xiyang. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)679101112121210865