nomadseason

Monthly climate in Changtian, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Changtian features a humid subtropical climate (Cfa). Temperatures typically range between 14 °C (57 °F) and 29 °C (84 °F) through the year, but rarely can drop to -1 °C (30 °F) or can rise to as high as 40 °C (104 °F). The average annual precipitation amounts to about 1390 mm (54.7 inches) and receives 149 rainy days on the 1 mm (0.04 inches) threshold annually. Changtian enjoys an average of 3004 hours of sunshine throughout the year, and daylight varies from 10 hours 38 minutes to 13 hours 36 minutes per day.

Monthly average temperatures in Changtian, China

The warmest months in Changtian are July, August and September, with daily mean temperatures ranging from 28 to 29 °C (82 - 84 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 14 to 14 °C (57 - 58 °F) throughout the day. On average each year, Changtian experiences 198 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 Changtian. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum28°C
(82°F)		29°C
(85°F)		33°C
(92°F)		34°C
(94°F)		38°C
(101°F)		38°C
(100°F)		40°C
(104°F)		38°C
(100°F)		39°C
(102°F)		37°C
(99°F)		31°C
(88°F)		30°C
(86°F)
Mean maximum26°C
(79°F)		28°C
(82°F)		30°C
(85°F)		32°C
(90°F)		34°C
(94°F)		34°C
(94°F)		38°C
(100°F)		37°C
(99°F)		36°C
(98°F)		35°C
(94°F)		30°C
(87°F)		27°C
(80°F)
Average high19°C
(66°F)		19°C
(67°F)		23°C
(73°F)		26°C
(79°F)		29°C
(85°F)		31°C
(88°F)		34°C
(93°F)		33°C
(92°F)		33°C
(91°F)		28°C
(84°F)		25°C
(77°F)		19°C
(67°F)
Daily mean14°C
(57°F)		14°C
(58°F)		18°C
(65°F)		21°C
(71°F)		25°C
(77°F)		27°C
(81°F)		29°C
(84°F)		28°C
(83°F)		28°C
(82°F)		24°C
(75°F)		19°C
(67°F)		14°C
(58°F)
Average low10°C
(49°F)		10°C
(51°F)		15°C
(58°F)		17°C
(63°F)		22°C
(71°F)		24°C
(76°F)		25°C
(78°F)		25°C
(77°F)		24°C
(75°F)		20°C
(68°F)		15°C
(60°F)		10°C
(51°F)
Mean minimum3°C
(37°F)		4°C
(40°F)		8°C
(47°F)		11°C
(51°F)		17°C
(62°F)		22°C
(71°F)		24°C
(75°F)		23°C
(74°F)		20°C
(69°F)		14°C
(58°F)		10°C
(51°F)		4°C
(40°F)
Minimum-1°C
(30°F)		0°C
(33°F)		4°C
(40°F)		7°C
(45°F)		13°C
(56°F)		20°C
(68°F)		23°C
(74°F)		23°C
(73°F)		17°C
(62°F)		13°C
(55°F)		8°C
(47°F)		4°C
(40°F)

Compare climate in Changtian with other places

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

Monthly average precipitation in Changtian, China

Changtian usually has the most precipitation in May, June and August, with an average of 20 rainy days and 232 mm (9.1 inches) of precipitation per month. The driest months in Changtian are January, November and December. On average, 29 mm (1.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Changtian. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)36 (1.4)63 (2.5)129 (5.1)140 (5.5)202 (8.0)303 (11.9)119 (4.7)190 (7.5)116 (4.6)38 (1.5)31 (1.2)21 (0.8)
Average precipitation days (≥ 1 mm)4914131722172115764

Monthly sunshine hours in Changtian, China

The sunniest months in Changtian are May, July and August, when the sun shines an average of 9 hours 30 minutes a day. Least sunny months in Changtian: January, February and April receive an average of 7 hours 11 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Changtian. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours201220227225279233309295278244236251
Mean daily daylight hours10h 47m11h 19m12h 0m12h 43m13h 19m13h 36m13h 27m12h 56m12h 15m11h 33m10h 56m10h 38m

Solar UV radiation in Changtian, China

Changtian experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 13 - 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 9. For more detailed information, check out our hourly Changtian UV Index data.

Average daily maximum UV levels by month for Changtian. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)79121213121313111097