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Monthly climate in Chengguan, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Chengguan features a humid subtropical climate (Cwa). Temperatures typically range between 0 °C (33 °F) and 27 °C (81 °F) through the year, but rarely can drop to -13 °C (9 °F) or can rise to as high as 38 °C (102 °F). The average annual precipitation amounts to about 644 mm (25.3 inches) and receives 73 rainy days on the 1 mm (0.04 inches) threshold annually. Chengguan enjoys an average of 3209 hours of sunshine throughout the year, and daylight varies from 9 hours 47 minutes to 14 hours 29 minutes per day.

Monthly average temperatures in Chengguan, China

The warmest months in Chengguan are June, July and August, with daily mean temperatures ranging from 26 to 27 °C (79 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 0 to 4 °C (33 - 39 °F) throughout the day. On average each year, Chengguan experiences 123 days above 25 °C (77.0 °F) and 70 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Chengguan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum16°C
(61°F)		29°C
(84°F)		32°C
(90°F)		31°C
(89°F)		37°C
(100°F)		38°C
(102°F)		38°C
(100°F)		38°C
(100°F)		35°C
(96°F)		30°C
(86°F)		25°C
(78°F)		17°C
(63°F)
Mean maximum13°C
(56°F)		19°C
(66°F)		25°C
(78°F)		30°C
(87°F)		36°C
(97°F)		36°C
(97°F)		36°C
(97°F)		35°C
(96°F)		34°C
(93°F)		27°C
(81°F)		23°C
(73°F)		15°C
(59°F)
Average high5°C
(41°F)		9°C
(48°F)		16°C
(61°F)		21°C
(69°F)		27°C
(81°F)		31°C
(88°F)		31°C
(88°F)		30°C
(86°F)		27°C
(81°F)		20°C
(68°F)		14°C
(58°F)		8°C
(46°F)
Daily mean0°C
(33°F)		4°C
(39°F)		11°C
(51°F)		15°C
(60°F)		21°C
(71°F)		26°C
(79°F)		27°C
(81°F)		26°C
(79°F)		22°C
(72°F)		15°C
(59°F)		9°C
(49°F)		2°C
(36°F)
Average low-3°C
(26°F)		-1°C
(30°F)		5°C
(42°F)		10°C
(51°F)		15°C
(60°F)		21°C
(70°F)		23°C
(74°F)		23°C
(73°F)		18°C
(64°F)		11°C
(52°F)		5°C
(41°F)		-2°C
(28°F)
Mean minimum-9°C
(17°F)		-6°C
(22°F)		-0°C
(32°F)		4°C
(39°F)		10°C
(50°F)		16°C
(62°F)		20°C
(68°F)		18°C
(64°F)		13°C
(56°F)		5°C
(41°F)		-2°C
(28°F)		-8°C
(18°F)
Minimum-13°C
(9°F)		-8°C
(17°F)		-1°C
(30°F)		0°C
(33°F)		7°C
(45°F)		14°C
(57°F)		19°C
(66°F)		15°C
(60°F)		11°C
(52°F)		3°C
(38°F)		-3°C
(26°F)		-10°C
(14°F)

Compare climate in Chengguan with other places

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

Monthly average precipitation in Chengguan, China

Chengguan usually has the most precipitation in July, August and September, with an average of 12 rainy days and 132 mm (5.2 inches) of precipitation per month. The driest months in Chengguan are January, March and December. On average, 10 mm (0.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Chengguan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)10 (0.4)18 (0.7)14 (0.6)44 (1.7)36 (1.4)67 (2.6)151 (5.9)141 (5.6)103 (4.0)37 (1.5)15 (0.6)7 (0.3)
Average precipitation days (≥ 1 mm)23365615148542

Monthly sunshine hours in Chengguan, China

The sunniest months in Chengguan are May, June and July, when the sun shines an average of 10 hours 10 minutes a day. Least sunny months in Chengguan: January, October and November receive an average of 7 hours 15 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Chengguan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours191250286272315305314301250235240244
Mean daily daylight hours10h 2m10h 53m11h 58m13h 5m14h 1m14h 29m14h 15m13h 26m12h 22m11h 15m10h 17m9h 47m

Solar UV radiation in Chengguan, China

Chengguan experiences the highest level of ultraviolet (UV) radiation in April, June and July, when the maximum UV index can reach values of 9 - 10, which corresponds to the Very High category of sun exposure. January, November and December are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 4. For more detailed information, check out our hourly Chengguan UV Index data.

Average daily maximum UV levels by month for Chengguan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)35799101099743