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Monthly climate in Changchi, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Changchi features a humid subtropical climate (Cwa). Temperatures typically range between 4 °C (39 °F) and 25 °C (77 °F) through the year, but rarely can drop to -9 °C (17 °F) or can rise to as high as 34 °C (94 °F). The average annual precipitation amounts to about 1694 mm (66.7 inches) and receives 168 rainy days on the 1 mm (0.04 inches) threshold annually. Changchi enjoys an average of 2780 hours of sunshine throughout the year, and daylight varies from 10 hours 3 minutes to 14 hours 13 minutes per day.

Monthly average temperatures in Changchi, China

The warmest months in Changchi are June, July and August, with daily mean temperatures ranging from 22 to 25 °C (72 - 77 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 4 to 6 °C (39 - 43 °F) throughout the day. On average each year, Changchi experiences 81 days above 25 °C (77.0 °F) and 24 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Changchi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum13°C
(55°F)		21°C
(69°F)		27°C
(81°F)		28°C
(83°F)		31°C
(88°F)		30°C
(87°F)		34°C
(93°F)		34°C
(94°F)		31°C
(88°F)		29°C
(84°F)		21°C
(70°F)		14°C
(57°F)
Mean maximum12°C
(53°F)		16°C
(62°F)		23°C
(74°F)		26°C
(79°F)		29°C
(85°F)		28°C
(83°F)		33°C
(91°F)		33°C
(92°F)		29°C
(84°F)		24°C
(76°F)		19°C
(67°F)		12°C
(55°F)
Average high7°C
(45°F)		10°C
(50°F)		15°C
(60°F)		19°C
(67°F)		23°C
(74°F)		25°C
(78°F)		28°C
(83°F)		29°C
(84°F)		23°C
(74°F)		17°C
(63°F)		13°C
(55°F)		8°C
(46°F)
Daily mean4°C
(39°F)		6°C
(43°F)		11°C
(53°F)		15°C
(59°F)		19°C
(66°F)		22°C
(72°F)		25°C
(76°F)		25°C
(77°F)		20°C
(68°F)		15°C
(58°F)		10°C
(50°F)		5°C
(41°F)
Average low1°C
(34°F)		2°C
(37°F)		7°C
(46°F)		11°C
(52°F)		15°C
(59°F)		19°C
(66°F)		21°C
(71°F)		21°C
(71°F)		18°C
(64°F)		12°C
(54°F)		7°C
(44°F)		2°C
(36°F)
Mean minimum-3°C
(26°F)		-2°C
(29°F)		3°C
(37°F)		6°C
(43°F)		9°C
(49°F)		15°C
(59°F)		18°C
(65°F)		18°C
(65°F)		13°C
(56°F)		8°C
(47°F)		1°C
(34°F)		-2°C
(28°F)
Minimum-9°C
(17°F)		-3°C
(27°F)		2°C
(36°F)		3°C
(37°F)		7°C
(45°F)		13°C
(55°F)		17°C
(63°F)		17°C
(63°F)		12°C
(55°F)		7°C
(46°F)		-0°C
(32°F)		-3°C
(27°F)

Compare climate in Changchi with other places

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

Monthly average precipitation in Changchi, China

Changchi usually has the most precipitation in June, July and September, with an average of 18 rainy days and 281 mm (11.1 inches) of precipitation per month. The driest months in Changchi are January, February and December. On average, 38 mm (1.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Changchi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)31 (1.2)44 (1.7)73 (2.9)107 (4.2)135 (5.3)234 (9.2)315 (12.4)200 (7.9)293 (11.5)169 (6.6)55 (2.2)38 (1.5)
Average precipitation days (≥ 1 mm)7813151415211719181110

Monthly sunshine hours in Changchi, China

The sunniest months in Changchi are May, July and August, when the sun shines an average of 9 hours 57 minutes a day. Least sunny months in Changchi: January, October and December receive an average of 5 hours 19 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Changchi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours161206229242285283319321212154183178
Mean daily daylight hours10h 16m11h 1m11h 59m12h 58m13h 48m14h 13m14h 0m13h 16m12h 20m11h 21m10h 29m10h 3m

Solar UV radiation in Changchi, China

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

Average daily maximum UV levels by month for Changchi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)568101212121111965