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Monthly climate in Jiantang, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Jiantang features a humid continental climate (Dwb). Temperatures typically range between -17 °C (1 °F) and 23 °C (73 °F) through the year, but rarely can drop to -35 °C (-30 °F) or can rise to as high as 34 °C (93 °F). The average annual precipitation amounts to about 778 mm (30.6 inches) and receives 108 rainy days on the 1 mm (0.04 inches) threshold annually. Jiantang enjoys an average of 3179 hours of sunshine throughout the year, and daylight varies from 8 hours 43 minutes to 15 hours 38 minutes per day.

Monthly average temperatures in Jiantang, China

The warmest months in Jiantang are June, July and August, with daily mean temperatures ranging from 18 to 23 °C (64 - 73 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -17 to -14 °C (1 - 8 °F) throughout the day. On average each year, Jiantang experiences 43 days above 25 °C (77.0 °F) and 170 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Jiantang. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum-2°C
(30°F)		5°C
(41°F)		18°C
(65°F)		26°C
(79°F)		31°C
(88°F)		32°C
(90°F)		34°C
(93°F)		32°C
(89°F)		28°C
(83°F)		29°C
(84°F)		14°C
(57°F)		7°C
(45°F)
Mean maximum-4°C
(25°F)		2°C
(36°F)		13°C
(55°F)		23°C
(74°F)		29°C
(84°F)		27°C
(82°F)		32°C
(90°F)		30°C
(87°F)		26°C
(79°F)		23°C
(73°F)		11°C
(53°F)		1°C
(33°F)
Average high-12°C
(11°F)		-8°C
(18°F)		2°C
(36°F)		12°C
(54°F)		19°C
(67°F)		22°C
(72°F)		27°C
(81°F)		24°C
(75°F)		20°C
(68°F)		12°C
(53°F)		-0°C
(32°F)		-11°C
(13°F)
Daily mean-17°C
(1°F)		-14°C
(8°F)		-3°C
(27°F)		6°C
(43°F)		13°C
(56°F)		18°C
(64°F)		23°C
(73°F)		20°C
(68°F)		14°C
(58°F)		5°C
(42°F)		-5°C
(23°F)		-15°C
(4°F)
Average low-22°C
(-8°F)		-19°C
(-2°F)		-9°C
(17°F)		-0°C
(32°F)		7°C
(45°F)		13°C
(55°F)		18°C
(65°F)		16°C
(61°F)		9°C
(49°F)		-0°C
(32°F)		-9°C
(16°F)		-20°C
(-3°F)
Mean minimum-29°C
(-20°F)		-27°C
(-16°F)		-19°C
(-3°F)		-6°C
(22°F)		1°C
(33°F)		8°C
(46°F)		13°C
(56°F)		9°C
(48°F)		2°C
(35°F)		-6°C
(22°F)		-19°C
(-2°F)		-26°C
(-15°F)
Minimum-35°C
(-30°F)		-31°C
(-23°F)		-26°C
(-14°F)		-9°C
(16°F)		-1°C
(31°F)		4°C
(40°F)		11°C
(52°F)		6°C
(43°F)		-1°C
(30°F)		-9°C
(16°F)		-21°C
(-6°F)		-30°C
(-22°F)

Compare climate in Jiantang with other places

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

Monthly average precipitation in Jiantang, China

Jiantang usually has the most precipitation in June, July and August, with an average of 17 rainy days and 148 mm (5.8 inches) of precipitation per month. The driest months in Jiantang are January, February and December. On average, 8 mm (0.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Jiantang. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)6 (0.2)10 (0.4)25 (1.0)36 (1.4)93 (3.6)117 (4.6)122 (4.8)205 (8.1)89 (3.5)29 (1.1)36 (1.4)10 (0.4)
Average precipitation days (≥ 1 mm)13681417161812652

Monthly sunshine hours in Jiantang, China

The sunniest months in Jiantang are May, June and July, when the sun shines an average of 10 hours 25 minutes a day. Least sunny months in Jiantang: January, November and December receive an average of 6 hours 42 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Jiantang. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours184231275282305317335280276256209223
Mean daily daylight hours9h 6m10h 20m11h 55m13h 32m14h 55m15h 38m15h 16m14h 3m12h 30m10h 53m9h 28m8h 43m

Solar UV radiation in Jiantang, China

Jiantang experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 9 - 10, which corresponds to the Very High category of sun exposure. January, November and December are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 2. For more detailed information, check out our hourly Jiantang UV Index data.

Average daily maximum UV levels by month for Jiantang. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)2357891097422