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Monthly climate in Changchun, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Changchun features a humid subtropical climate (Cfa). Temperatures typically range between 11 °C (53 °F) and 29 °C (84 °F) through the year, but rarely can drop to 2 °C (36 °F) or can rise to as high as 35 °C (96 °F). The average annual precipitation amounts to about 1348 mm (53.1 inches) and receives 139 rainy days on the 1 mm (0.04 inches) threshold annually. Changchun enjoys an average of 2970 hours of sunshine throughout the year, and daylight varies from 10 hours 28 minutes to 13 hours 46 minutes per day.

Monthly average temperatures in Changchun, China

The warmest months in Changchun are July, August and September, with daily mean temperatures ranging from 27 to 29 °C (81 - 84 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 11 to 14 °C (53 - 57 °F) throughout the day. On average each year, Changchun experiences 129 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Changchun. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum22°C
(72°F)		24°C
(75°F)		26°C
(78°F)		28°C
(82°F)		30°C
(86°F)		33°C
(92°F)		34°C
(93°F)		34°C
(93°F)		35°C
(96°F)		31°C
(88°F)		27°C
(80°F)		25°C
(76°F)
Mean maximum20°C
(68°F)		21°C
(69°F)		23°C
(74°F)		27°C
(80°F)		29°C
(84°F)		31°C
(88°F)		33°C
(92°F)		33°C
(92°F)		34°C
(94°F)		31°C
(87°F)		26°C
(78°F)		23°C
(73°F)
Average high14°C
(57°F)		14°C
(57°F)		17°C
(63°F)		21°C
(70°F)		25°C
(77°F)		28°C
(83°F)		31°C
(88°F)		31°C
(88°F)		30°C
(86°F)		25°C
(77°F)		21°C
(70°F)		16°C
(61°F)
Daily mean12°C
(53°F)		11°C
(53°F)		15°C
(58°F)		18°C
(65°F)		23°C
(73°F)		26°C
(79°F)		29°C
(84°F)		29°C
(84°F)		27°C
(81°F)		23°C
(73°F)		18°C
(65°F)		14°C
(57°F)
Average low10°C
(50°F)		9°C
(49°F)		13°C
(55°F)		16°C
(61°F)		21°C
(70°F)		24°C
(76°F)		27°C
(81°F)		27°C
(81°F)		25°C
(78°F)		21°C
(70°F)		16°C
(62°F)		12°C
(53°F)
Mean minimum4°C
(40°F)		6°C
(42°F)		8°C
(47°F)		11°C
(52°F)		16°C
(62°F)		21°C
(71°F)		25°C
(78°F)		26°C
(78°F)		22°C
(72°F)		16°C
(61°F)		12°C
(54°F)		6°C
(43°F)
Minimum2°C
(36°F)		2°C
(37°F)		7°C
(44°F)		9°C
(49°F)		13°C
(55°F)		20°C
(69°F)		25°C
(77°F)		25°C
(77°F)		20°C
(69°F)		15°C
(59°F)		11°C
(51°F)		5°C
(42°F)

Compare climate in Changchun with other places

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

Monthly average precipitation in Changchun, China

Changchun usually has the most precipitation in March, June and August, with an average of 16 rainy days and 212 mm (8.3 inches) of precipitation per month. The driest months in Changchun are January, November and December. On average, 49 mm (1.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Changchun. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)42 (1.6)71 (2.8)128 (5.0)90 (3.5)124 (4.9)267 (10.5)115 (4.5)240 (9.5)82 (3.2)84 (3.3)70 (2.7)36 (1.4)
Average precipitation days (≥ 1 mm)5915121316131912997

Monthly sunshine hours in Changchun, China

The sunniest months in Changchun are July, August and September, when the sun shines an average of 9 hours 50 minutes a day. Least sunny months in Changchun: January, November and December receive an average of 6 hours 22 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Changchun. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours171213245259275233314310279250207207
Mean daily daylight hours10h 39m11h 14m12h 0m12h 47m13h 27m13h 46m13h 36m13h 2m12h 17m11h 30m10h 49m10h 28m

Solar UV radiation in Changchun, China

Changchun experiences the highest level of ultraviolet (UV) radiation in May, June and August, when the maximum UV index can reach values of 12 - 13, which corresponds to the Extreme category of sun exposure. January, February and December are in the High / Very High exposure category. In these months, the maximum values of the UV index do not exceed 8. For more detailed information, check out our hourly Changchun UV Index data.

Average daily maximum UV levels by month for Changchun. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)6810111213121211986