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Monthly climate in Xihai, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Xihai features a humid continental climate (Dwa). Temperatures typically range between -5 °C (22 °F) and 26 °C (79 °F) through the year, but rarely can drop to -19 °C (-2 °F) or can rise to as high as 35 °C (95 °F). The average annual precipitation amounts to about 638 mm (25.1 inches) and receives 64 rainy days on the 1 mm (0.04 inches) threshold annually. Xihai enjoys an average of 3331 hours of sunshine throughout the year, and daylight varies from 9 hours 19 minutes to 14 hours 59 minutes per day.

Monthly average temperatures in Xihai, China

The warmest months in Xihai are June, July and August, with daily mean temperatures ranging from 22 to 26 °C (73 - 79 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -5 to -3 °C (22 - 27 °F) throughout the day. On average each year, Xihai experiences 75 days above 25 °C (77.0 °F) and 105 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Xihai. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum5°C
(41°F)		10°C
(49°F)		15°C
(60°F)		23°C
(74°F)		29°C
(85°F)		31°C
(88°F)		33°C
(91°F)		35°C
(95°F)		28°C
(83°F)		27°C
(81°F)		18°C
(65°F)		10°C
(50°F)
Mean maximum4°C
(39°F)		7°C
(46°F)		13°C
(56°F)		21°C
(70°F)		26°C
(79°F)		28°C
(83°F)		32°C
(90°F)		32°C
(89°F)		28°C
(83°F)		24°C
(75°F)		17°C
(62°F)		7°C
(45°F)
Average high-2°C
(28°F)		0°C
(33°F)		7°C
(45°F)		14°C
(58°F)		21°C
(69°F)		25°C
(77°F)		29°C
(84°F)		28°C
(83°F)		24°C
(76°F)		17°C
(62°F)		8°C
(47°F)		0°C
(33°F)
Daily mean-5°C
(22°F)		-3°C
(27°F)		4°C
(39°F)		11°C
(53°F)		18°C
(64°F)		22°C
(73°F)		26°C
(79°F)		26°C
(78°F)		21°C
(70°F)		13°C
(56°F)		5°C
(41°F)		-3°C
(27°F)
Average low-9°C
(16°F)		-6°C
(21°F)		0°C
(33°F)		8°C
(47°F)		14°C
(58°F)		20°C
(68°F)		24°C
(75°F)		23°C
(74°F)		18°C
(65°F)		10°C
(50°F)		2°C
(35°F)		-6°C
(21°F)
Mean minimum-15°C
(5°F)		-13°C
(8°F)		-6°C
(22°F)		2°C
(36°F)		9°C
(48°F)		15°C
(60°F)		20°C
(69°F)		18°C
(66°F)		13°C
(55°F)		3°C
(38°F)		-6°C
(22°F)		-14°C
(7°F)
Minimum-19°C
(-2°F)		-16°C
(4°F)		-9°C
(16°F)		0°C
(33°F)		7°C
(44°F)		14°C
(57°F)		19°C
(66°F)		15°C
(58°F)		11°C
(52°F)		2°C
(36°F)		-8°C
(17°F)		-16°C
(3°F)

Compare climate in Xihai with other places

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

Monthly average precipitation in Xihai, China

Xihai usually has the most precipitation in July, August and September, with an average of 10 rainy days and 124 mm (4.9 inches) of precipitation per month. The driest months in Xihai are January, February and December. On average, 7 mm (0.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Xihai. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)5 (0.2)9 (0.4)14 (0.6)23 (0.9)58 (2.3)60 (2.4)86 (3.4)202 (7.9)86 (3.4)54 (2.1)33 (1.3)8 (0.3)
Average precipitation days (≥ 1 mm)1235669148631

Monthly sunshine hours in Xihai, China

The sunniest months in Xihai are May, June and July, when the sun shines an average of 10 hours 27 minutes a day. Least sunny months in Xihai: January, November and December receive an average of 7 hours 22 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Xihai. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours202244289300322316323306284265235241
Mean daily daylight hours9h 38m10h 38m11h 56m13h 17m14h 25m14h 59m14h 42m13h 42m12h 25m11h 6m9h 56m9h 19m

Solar UV radiation in Xihai, China

Xihai experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 9 - 11, which corresponds to the Very High / Extreme category of sun exposure. January, November and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Xihai UV Index data.

Average daily maximum UV levels by month for Xihai. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)2468891197632