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Monthly climate in Yongchang, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Yongchang features a humid subtropical climate (Cwa). Temperatures typically range between 5 °C (40 °F) and 24 °C (76 °F) through the year, but rarely can drop to -5 °C (24 °F) or can rise to as high as 33 °C (92 °F). The average annual precipitation amounts to about 1660 mm (65.3 inches) and receives 199 rainy days on the 1 mm (0.04 inches) threshold annually. Yongchang enjoys an average of 3058 hours of sunshine throughout the year, and daylight varies from 10 hours 6 minutes to 14 hours 10 minutes per day.

Monthly average temperatures in Yongchang, China

The warmest months in Yongchang are June, July and August, with daily mean temperatures ranging from 22 to 24 °C (73 - 76 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 5 to 6 °C (40 - 44 °F) throughout the day. On average each year, Yongchang experiences 76 days above 25 °C (77.0 °F) and 15 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Yongchang. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum13°C
(56°F)		20°C
(68°F)		26°C
(79°F)		29°C
(85°F)		31°C
(88°F)		32°C
(89°F)		33°C
(91°F)		33°C
(92°F)		30°C
(87°F)		26°C
(79°F)		21°C
(69°F)		14°C
(58°F)
Mean maximum11°C
(53°F)		17°C
(63°F)		23°C
(74°F)		26°C
(80°F)		29°C
(85°F)		29°C
(84°F)		32°C
(89°F)		32°C
(90°F)		28°C
(82°F)		24°C
(75°F)		18°C
(66°F)		13°C
(56°F)
Average high7°C
(45°F)		10°C
(49°F)		15°C
(60°F)		19°C
(67°F)		23°C
(74°F)		26°C
(78°F)		27°C
(82°F)		28°C
(83°F)		23°C
(73°F)		17°C
(63°F)		13°C
(55°F)		8°C
(47°F)
Daily mean5°C
(40°F)		6°C
(44°F)		12°C
(54°F)		16°C
(61°F)		20°C
(67°F)		22°C
(73°F)		24°C
(76°F)		24°C
(76°F)		20°C
(68°F)		15°C
(59°F)		10°C
(51°F)		5°C
(42°F)
Average low2°C
(35°F)		3°C
(38°F)		8°C
(47°F)		12°C
(54°F)		16°C
(61°F)		19°C
(67°F)		21°C
(71°F)		21°C
(70°F)		18°C
(64°F)		13°C
(56°F)		8°C
(46°F)		3°C
(37°F)
Mean minimum-3°C
(27°F)		-2°C
(29°F)		4°C
(40°F)		8°C
(46°F)		12°C
(53°F)		16°C
(60°F)		18°C
(66°F)		18°C
(65°F)		14°C
(58°F)		9°C
(49°F)		2°C
(36°F)		-2°C
(29°F)
Minimum-4°C
(25°F)		-5°C
(24°F)		3°C
(38°F)		6°C
(43°F)		9°C
(48°F)		15°C
(59°F)		17°C
(63°F)		17°C
(62°F)		12°C
(54°F)		8°C
(47°F)		1°C
(34°F)		-3°C
(27°F)

Compare climate in Yongchang with other places

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

Monthly average precipitation in Yongchang, China

Yongchang usually has the most precipitation in July, August and September, with an average of 20 rainy days and 312 mm (12.3 inches) of precipitation per month. The driest months in Yongchang are January, February and December. On average, 50 mm (2.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Yongchang. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)50 (2.0)45 (1.8)66 (2.6)83 (3.3)104 (4.1)130 (5.1)365 (14.4)337 (13.3)235 (9.3)129 (5.1)61 (2.4)54 (2.1)
Average precipitation days (≥ 1 mm)141314141417222020231315

Monthly sunshine hours in Yongchang, China

The sunniest months in Yongchang are May, July and August, when the sun shines an average of 9 hours 38 minutes a day. Least sunny months in Yongchang: January, September and October receive an average of 6 hours 47 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Yongchang. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours214254261257283281309303227183227253
Mean daily daylight hours10h 19m11h 2m11h 59m12h 57m13h 45m14h 10m13h 57m13h 15m12h 19m11h 22m10h 32m10h 6m

Solar UV radiation in Yongchang, China

Yongchang experiences the highest level of ultraviolet (UV) radiation in May, June and August, when the maximum UV index can reach values of 11 - 12, 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 Yongchang UV Index data.

Average daily maximum UV levels by month for Yongchang. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)568101212111110864