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Monthly climate in Rui'an, Zhejiang, China

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Rui'an features a humid subtropical climate (Cfa).Temperatures typically range between 10 °C (51 °F) and 29 °C (84 °F) through the year, but rarely can drop to 0 °C (32 °F) or can rise to as high as 34 °C (94 °F).The average annual precipitation amounts to about 1534 mm (60.4 inches) and receives 167 rainy days on the 1 mm (0.04 inches) threshold annually.Rui'an enjoys an average of 2988 hours of sunshine throughout the year, and daylight varies from 10 hours 24 minutes to 13 hours 51 minutes per day.

Monthly average temperatures in Rui'an, Zhejiang, China §

The warmest months in Rui'an are July, August and September, with daily mean temperatures ranging from 27 to 29 °C (80 - 84 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 10 to 12 °C (51 - 54 °F) throughout the day. On average each year, Rui'an experiences 116 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 Rui'an, 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 20°C
(68°F)		 20°C
(69°F)		 22°C
(72°F)		 27°C
(81°F)		 30°C
(86°F)		 32°C
(90°F)		 33°C
(91°F)		 34°C
(94°F)		 34°C
(93°F)		 31°C
(88°F)		 25°C
(77°F)		 22°C
(71°F)
Mean maximum 18°C
(64°F)		 18°C
(65°F)		 21°C
(70°F)		 25°C
(77°F)		 28°C
(83°F)		 30°C
(86°F)		 32°C
(91°F)		 33°C
(92°F)		 33°C
(91°F)		 29°C
(85°F)		 24°C
(76°F)		 20°C
(68°F)
Average high 13°C
(55°F)		 13°C
(55°F)		 16°C
(61°F)		 20°C
(68°F)		 24°C
(76°F)		 27°C
(81°F)		 30°C
(87°F)		 31°C
(88°F)		 29°C
(84°F)		 24°C
(76°F)		 20°C
(68°F)		 15°C
(59°F)
Daily mean 10°C
(51°F)		 10°C
(51°F)		 14°C
(57°F)		 17°C
(64°F)		 22°C
(72°F)		 25°C
(78°F)		 29°C
(84°F)		 29°C
(84°F)		 27°C
(80°F)		 22°C
(72°F)		 18°C
(64°F)		 12°C
(54°F)
Average low 8°C
(47°F)		 8°C
(48°F)		 12°C
(54°F)		 15°C
(60°F)		 20°C
(69°F)		 24°C
(75°F)		 27°C
(81°F)		 27°C
(81°F)		 25°C
(77°F)		 20°C
(69°F)		 15°C
(60°F)		 10°C
(50°F)
Mean minimum 2°C
(36°F)		 5°C
(41°F)		 8°C
(46°F)		 10°C
(51°F)		 16°C
(60°F)		 20°C
(69°F)		 26°C
(78°F)		 26°C
(79°F)		 22°C
(71°F)		 15°C
(59°F)		 11°C
(52°F)		 4°C
(40°F)
Minimum 0°C
(32°F)		 1°C
(34°F)		 5°C
(42°F)		 9°C
(48°F)		 14°C
(57°F)		 19°C
(66°F)		 25°C
(77°F)		 26°C
(78°F)		 20°C
(69°F)		 14°C
(58°F)		 9°C
(48°F)		 2°C
(36°F)

Compare climate in Rui'an with other places

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

Monthly average precipitation in Rui'an, Zhejiang, China §

Rui'an usually has the most precipitation in June, July and August, with an average of 19 rainy days and 221 mm (8.7 inches) of precipitation per month.The driest months in Rui'an are January, February and December. On average, 57 mm (2.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Rui'an, 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) 54 (2.1) 65 (2.6) 116 (4.6) 104 (4.1) 145 (5.7) 256 (10.1) 171 (6.7) 235 (9.2) 124 (4.9) 132 (5.2) 79 (3.1) 53 (2.1)
Average precipitation days (≥ 1 mm) 8 10 16 13 15 19 17 22 16 9 11 11

Monthly sunshine hours in Rui'an, Zhejiang, China §

The sunniest months in Rui'an are July, August and September, when the sun shines an average of 9 hours 47 minutes a day.Least sunny months in Rui'an: January, November and December receive an average of 6 hours 30 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Rui'an, 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 174 213 250 261 276 239 307 316 277 248 213 210
Mean daily daylight hours 10h 35m 11h 11m 11h 59m 12h 49m 13h 30m 13h 51m 13h 41m 13h 4m 12h 17m 11h 28m 10h 45m 10h 24m

Solar UV radiation in Rui'an, Zhejiang, China §

Rui'an experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 12 - 13, 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 7. For more detailed information, check out our hourly Rui'an UV Index data.

Average daily maximum UV levels by month for Rui'an, 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 8 10 11 12 12 13 12 11 9 7 5