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Monthly climate in Nanjing, Guangdong, China

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Nanjing features a humid subtropical climate (Cwa).Temperatures typically range between 16 °C (60 °F) and 29 °C (85 °F) through the year, but rarely can drop to 2 °C (37 °F) or can rise to as high as 38 °C (100 °F).The average annual precipitation amounts to about 1364 mm (53.7 inches) and receives 147 rainy days on the 1 mm (0.04 inches) threshold annually.Nanjing enjoys an average of 3276 hours of sunshine throughout the year, and daylight varies from 10 hours 43 minutes to 13 hours 31 minutes per day.

Monthly average temperatures in Nanjing, Guangdong, China §

The warmest months in Nanjing 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 16 to 17 °C (60 - 63 °F) throughout the day. On average each year, Nanjing experiences 202 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 Nanjing, Guangdong, 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 28°C
(82°F)		 28°C
(83°F)		 32°C
(90°F)		 33°C
(91°F)		 38°C
(100°F)		 36°C
(97°F)		 37°C
(99°F)		 37°C
(99°F)		 35°C
(96°F)		 35°C
(96°F)		 31°C
(88°F)		 29°C
(84°F)
Mean maximum 25°C
(78°F)		 27°C
(80°F)		 30°C
(86°F)		 32°C
(90°F)		 34°C
(94°F)		 34°C
(93°F)		 36°C
(96°F)		 35°C
(95°F)		 34°C
(94°F)		 33°C
(92°F)		 30°C
(85°F)		 27°C
(80°F)
Average high 20°C
(68°F)		 20°C
(68°F)		 23°C
(74°F)		 26°C
(79°F)		 30°C
(86°F)		 31°C
(88°F)		 32°C
(91°F)		 32°C
(90°F)		 31°C
(89°F)		 28°C
(83°F)		 25°C
(77°F)		 21°C
(70°F)
Daily mean 16°C
(60°F)		 16°C
(61°F)		 19°C
(67°F)		 22°C
(72°F)		 26°C
(79°F)		 28°C
(83°F)		 29°C
(85°F)		 29°C
(84°F)		 28°C
(82°F)		 25°C
(77°F)		 21°C
(70°F)		 17°C
(63°F)
Average low 13°C
(55°F)		 13°C
(55°F)		 16°C
(61°F)		 19°C
(66°F)		 23°C
(74°F)		 26°C
(79°F)		 27°C
(80°F)		 26°C
(79°F)		 25°C
(78°F)		 22°C
(72°F)		 18°C
(65°F)		 14°C
(57°F)
Mean minimum 6°C
(43°F)		 7°C
(46°F)		 11°C
(52°F)		 13°C
(56°F)		 18°C
(64°F)		 24°C
(75°F)		 25°C
(78°F)		 24°C
(76°F)		 23°C
(73°F)		 17°C
(62°F)		 14°C
(58°F)		 8°C
(47°F)
Minimum 2°C
(37°F)		 4°C
(39°F)		 8°C
(47°F)		 11°C
(53°F)		 15°C
(60°F)		 22°C
(73°F)		 25°C
(76°F)		 24°C
(76°F)		 21°C
(70°F)		 14°C
(58°F)		 12°C
(53°F)		 7°C
(45°F)

Compare climate in Nanjing with other places

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

Monthly average precipitation in Nanjing, Guangdong, China §

Nanjing usually has the most precipitation in June, July and August, with an average of 24 rainy days and 238 mm (9.4 inches) of precipitation per month.The driest months in Nanjing are January, February and December. On average, 30 mm (1.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Nanjing, Guangdong, 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) 22 (0.9) 36 (1.4) 60 (2.4) 73 (2.9) 139 (5.5) 264 (10.4) 171 (6.7) 278 (10.9) 151 (5.9) 98 (3.9) 39 (1.5) 33 (1.3)
Average precipitation days (≥ 1 mm) 3 5 9 10 16 24 23 25 18 7 3 4

Monthly sunshine hours in Nanjing, Guangdong, China §

The sunniest months in Nanjing are May, July and August, when the sun shines an average of 9 hours 50 minutes a day.Least sunny months in Nanjing: January, February and November receive an average of 8 hours 6 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Nanjing, Guangdong, 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 214 255 270 268 290 260 326 299 289 279 259 263
Mean daily daylight hours 10h 51m 11h 21m 12h 0m 12h 41m 13h 15m 13h 31m 13h 23m 12h 53m 12h 15m 11h 35m 11h 0m 10h 43m

Solar UV radiation in Nanjing, Guangdong, China §

Nanjing experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 13 - 13, 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 Nanjing UV Index data.

Average daily maximum UV levels by month for Nanjing, Guangdong, 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) 7 10 12 12 13 13 13 13 12 10 9 7