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Monthly climate in Zhoushan, Zhejiang, China

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Zhoushan 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 (27 °F) or can rise to as high as 30 °C (87 °F). The average annual precipitation amounts to about 1734 mm (68.3 inches) and receives 140 rainy days on the 1 mm (0.04 inches) threshold annually. Zhoushan enjoys an average of 2981 hours of sunshine throughout the year, and daylight varies from 10 hours 14 minutes to 14 hours 1 minutes per day.

Monthly average temperatures in Zhoushan, Zhejiang, China §

The warmest months in Zhoushan 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, Zhoushan experiences 77 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 Zhoushan, Zhejiang, China. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 16°C
(62°F)		 15°C
(59°F)		 17°C
(62°F)		 19°C
(67°F)		 24°C
(75°F)		 28°C
(83°F)		 30°C
(85°F)		 30°C
(87°F)		 29°C
(85°F)		 27°C
(82°F)		 22°C
(72°F)		 19°C
(67°F)
Mean maximum 14°C
(57°F)		 13°C
(56°F)		 15°C
(60°F)		 19°C
(66°F)		 23°C
(73°F)		 26°C
(78°F)		 29°C
(84°F)		 29°C
(85°F)		 28°C
(83°F)		 26°C
(79°F)		 21°C
(71°F)		 17°C
(63°F)
Average high 10°C
(50°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
(56°F)
Daily mean 9°C
(48°F)		 8°C
(47°F)		 11°C
(52°F)		 15°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 low 7°C
(46°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
(62°F)		 11°C
(51°F)
Mean minimum 2°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)		 25°C
(78°F)		 23°C
(73°F)		 17°C
(63°F)		 12°C
(53°F)		 4°C
(39°F)
Minimum -3°C
(27°F)		 2°C
(36°F)		 5°C
(41°F)		 10°C
(50°F)		 14°C
(58°F)		 19°C
(66°F)		 23°C
(73°F)		 23°C
(73°F)		 21°C
(70°F)		 16°C
(60°F)		 8°C
(47°F)		 -1°C
(30°F)

Compare climate in Zhoushan with other places

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

Monthly average precipitation in Zhoushan, Zhejiang, China §

Zhoushan usually has the most precipitation in May, June and July, with an average of 13 rainy days and 231 mm (9.1 inches) of precipitation per month. The driest months in Zhoushan are January, November and December. On average, 86 mm (3.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Zhoushan, Zhejiang, China. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 89 (3.5) 93 (3.7) 131 (5.2) 99 (3.9) 199 (7.8) 318 (12.5) 175 (6.9) 140 (5.5) 172 (6.8) 150 (5.9) 82 (3.2) 86 (3.4)
Average precipitation days (≥ 1 mm) 10 11 15 10 12 16 11 10 14 10 10 11

Monthly sunshine hours in Zhoushan, Zhejiang, China §

The sunniest months in Zhoushan are May, July and August, when the sun shines an average of 9 hours 53 minutes a day. Least sunny months in Zhoushan: January, February and December receive an average of 6 hours 3 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Zhoushan, Zhejiang, China. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 151 208 244 268 291 261 303 324 270 249 215 191
Mean daily daylight hours 10h 26m 11h 6m 11h 59m 12h 53m 13h 39m 14h 1m 13h 50m 13h 10m 12h 18m 11h 25m 10h 38m 10h 14m

Solar UV radiation in Zhoushan, Zhejiang, China §

Zhoushan 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 Zhoushan UV Index data.

Average daily maximum UV levels by month for Zhoushan, Zhejiang, China. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 6 7 9 10 11 12 12 12 10 8 6 5

Detailed Monthly Weather Insights for Zhoushan, Zhejiang, China

Discover in-depth weather details for every month in Zhoushan. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Zhoushan's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.