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Monthly climate in Changtu, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Changtu features a humid subtropical climate (Cfa). Temperatures typically range between 8 °C (47 °F) and 28 °C (82 °F) through the year, but rarely can drop to -3 °C (26 °F) or can rise to as high as 30 °C (87 °F). The average annual precipitation amounts to about 1563 mm (61.5 inches) and receives 126 rainy days on the 1 mm (0.04 inches) threshold annually. Changtu enjoys an average of 3019 hours of sunshine throughout the year, and daylight varies from 10 hours 13 minutes to 14 hours 2 minutes per day.

Monthly average temperatures in Changtu, China

The warmest months in Changtu are July, August and September, with daily mean temperatures ranging from 26 to 28 °C (78 - 82 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 8 to 11 °C (47 - 52 °F) throughout the day. On average each year, Changtu experiences 76 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 Changtu. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum16°C
(62°F)		15°C
(59°F)		16°C
(61°F)		19°C
(66°F)		24°C
(75°F)		28°C
(83°F)		30°C
(87°F)		30°C
(86°F)		29°C
(85°F)		27°C
(82°F)		22°C
(72°F)		19°C
(67°F)
Mean maximum14°C
(57°F)		13°C
(56°F)		15°C
(59°F)		19°C
(66°F)		23°C
(73°F)		26°C
(78°F)		29°C
(84°F)		29°C
(85°F)		28°C
(84°F)		26°C
(79°F)		21°C
(70°F)		17°C
(63°F)
Average high10°C
(49°F)		9°C
(49°F)		12°C
(54°F)		15°C
(60°F)		20°C
(68°F)		23°C
(74°F)		27°C
(81°F)		28°C
(83°F)		26°C
(79°F)		22°C
(72°F)		18°C
(65°F)		13°C
(55°F)
Daily mean8°C
(47°F)		8°C
(47°F)		11°C
(52°F)		14°C
(58°F)		19°C
(67°F)		23°C
(73°F)		26°C
(80°F)		28°C
(82°F)		26°C
(78°F)		21°C
(71°F)		17°C
(63°F)		12°C
(53°F)
Average low7°C
(45°F)		7°C
(45°F)		10°C
(50°F)		14°C
(57°F)		18°C
(65°F)		22°C
(72°F)		26°C
(79°F)		27°C
(81°F)		25°C
(77°F)		21°C
(70°F)		16°C
(61°F)		10°C
(51°F)
Mean minimum2°C
(36°F)		3°C
(38°F)		6°C
(44°F)		10°C
(50°F)		16°C
(60°F)		20°C
(68°F)		24°C
(75°F)		26°C
(78°F)		22°C
(73°F)		17°C
(63°F)		11°C
(53°F)		3°C
(39°F)
Minimum-3°C
(26°F)		2°C
(36°F)		5°C
(41°F)		9°C
(49°F)		14°C
(58°F)		19°C
(66°F)		23°C
(73°F)		23°C
(75°F)		21°C
(70°F)		16°C
(60°F)		8°C
(47°F)		-1°C
(30°F)

Compare climate in Changtu with other places

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

Monthly average precipitation in Changtu, China

Changtu usually has the most precipitation in May, June and July, with an average of 12 rainy days and 211 mm (8.3 inches) of precipitation per month. The driest months in Changtu are February, November and December. On average, 75 mm (2.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Changtu. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)75 (2.9)75 (2.9)110 (4.3)88 (3.5)179 (7.1)273 (10.7)182 (7.2)131 (5.1)169 (6.7)132 (5.2)75 (2.9)75 (2.9)
Average precipitation days (≥ 1 mm)991481215109129109

Monthly sunshine hours in Changtu, China

The sunniest months in Changtu are May, July and August, when the sun shines an average of 9 hours 55 minutes a day. Least sunny months in Changtu: January, February and December receive an average of 6 hours 13 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Changtu. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours154212247272292271306324266251220199
Mean daily daylight hours10h 25m11h 6m11h 59m12h 54m13h 40m14h 2m13h 51m13h 11m12h 19m11h 24m10h 37m10h 13m

Solar UV radiation in Changtu, China

Changtu experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 12 - 12, which corresponds to the Extreme category of sun exposure. January, November 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 Changtu UV Index data.

Average daily maximum UV levels by month for Changtu. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)579101112121210865