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Monthly climate in Zhenjiang, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Zhenjiang features a humid subtropical climate (Cwa). Temperatures typically range between 17 °C (64 °F) and 29 °C (85 °F) through the year, but rarely can drop to 4 °C (40 °F) or can rise to as high as 36 °C (97 °F). The average annual precipitation amounts to about 1701 mm (67.0 inches) and receives 170 rainy days on the 1 mm (0.04 inches) threshold annually. Zhenjiang enjoys an average of 3201 hours of sunshine throughout the year, and daylight varies from 10 hours 48 minutes to 13 hours 25 minutes per day.

Monthly average temperatures in Zhenjiang, China

The warmest months in Zhenjiang are June, July and August, with daily mean temperatures ranging from 28 to 29 °C (83 - 85 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 17 to 18 °C (64 - 65 °F) throughout the day. On average each year, Zhenjiang experiences 236 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 Zhenjiang. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum29°C
(84°F)		28°C
(84°F)		33°C
(92°F)		33°C
(92°F)		36°C
(96°F)		36°C
(97°F)		36°C
(97°F)		36°C
(97°F)		35°C
(96°F)		34°C
(94°F)		32°C
(90°F)		29°C
(85°F)
Mean maximum27°C
(80°F)		27°C
(81°F)		31°C
(88°F)		32°C
(89°F)		34°C
(94°F)		34°C
(94°F)		35°C
(96°F)		35°C
(95°F)		35°C
(95°F)		33°C
(92°F)		31°C
(89°F)		28°C
(83°F)
Average high21°C
(71°F)		22°C
(71°F)		25°C
(78°F)		27°C
(82°F)		31°C
(88°F)		32°C
(90°F)		33°C
(91°F)		32°C
(90°F)		32°C
(90°F)		29°C
(85°F)		27°C
(81°F)		22°C
(73°F)
Daily mean17°C
(64°F)		18°C
(64°F)		22°C
(72°F)		24°C
(75°F)		27°C
(81°F)		29°C
(84°F)		29°C
(85°F)		28°C
(83°F)		28°C
(83°F)		25°C
(78°F)		23°C
(73°F)		18°C
(65°F)
Average low14°C
(58°F)		15°C
(59°F)		19°C
(67°F)		21°C
(70°F)		25°C
(76°F)		26°C
(80°F)		26°C
(80°F)		26°C
(79°F)		25°C
(78°F)		22°C
(72°F)		19°C
(67°F)		15°C
(59°F)
Mean minimum8°C
(46°F)		9°C
(48°F)		13°C
(56°F)		15°C
(58°F)		21°C
(69°F)		24°C
(76°F)		25°C
(77°F)		24°C
(76°F)		23°C
(74°F)		18°C
(65°F)		14°C
(58°F)		8°C
(47°F)
Minimum5°C
(41°F)		4°C
(40°F)		8°C
(47°F)		11°C
(52°F)		16°C
(62°F)		22°C
(71°F)		25°C
(76°F)		24°C
(75°F)		20°C
(69°F)		17°C
(63°F)		12°C
(55°F)		7°C
(45°F)

Compare climate in Zhenjiang with other places

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

Monthly average precipitation in Zhenjiang, China

Zhenjiang usually has the most precipitation in May, June and August, with an average of 23 rainy days and 289 mm (11.4 inches) of precipitation per month. The driest months in Zhenjiang are January, November and December. On average, 18 mm (0.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Zhenjiang. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)19 (0.8)59 (2.3)58 (2.3)138 (5.4)231 (9.1)257 (10.1)230 (9.0)378 (14.9)192 (7.6)104 (4.1)22 (0.9)13 (0.5)
Average precipitation days (≥ 1 mm)4713142024232722943

Monthly sunshine hours in Zhenjiang, China

The sunniest months in Zhenjiang are May, June and July, when the sun shines an average of 9 hours 47 minutes a day. Least sunny months in Zhenjiang: January, February and March receive an average of 7 hours 26 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Zhenjiang. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours201234241251300293307275290281263261
Mean daily daylight hours10h 57m11h 24m12h 1m12h 38m13h 10m13h 25m13h 17m12h 50m12h 14m11h 37m11h 5m10h 48m

Solar UV radiation in Zhenjiang, China

Zhenjiang experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 13 - 14, which corresponds to the Extreme category of sun exposure. January, November 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 Zhenjiang UV Index data.

Average daily maximum UV levels by month for Zhenjiang. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)710121213131314121297