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Monthly climate in Rongjiang, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Rongjiang features a humid subtropical climate (Cfa). Temperatures typically range between 9 °C (49 °F) and 30 °C (86 °F) through the year, but rarely can drop to -3 °C (27 °F) or can rise to as high as 40 °C (105 °F). The average annual precipitation amounts to about 1270 mm (50.0 inches) and receives 139 rainy days on the 1 mm (0.04 inches) threshold annually. Rongjiang enjoys an average of 2958 hours of sunshine throughout the year, and daylight varies from 10 hours 33 minutes to 13 hours 41 minutes per day.

Monthly average temperatures in Rongjiang, China

The warmest months in Rongjiang are July, August and September, with daily mean temperatures ranging from 28 to 30 °C (82 - 86 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 9 to 11 °C (49 - 52 °F) throughout the day. On average each year, Rongjiang experiences 166 days above 25 °C (77.0 °F) and 2 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Rongjiang. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum26°C
(78°F)		28°C
(82°F)		31°C
(88°F)		33°C
(92°F)		37°C
(99°F)		36°C
(97°F)		40°C
(105°F)		40°C
(104°F)		39°C
(102°F)		37°C
(100°F)		32°C
(90°F)		27°C
(81°F)
Mean maximum23°C
(74°F)		26°C
(80°F)		29°C
(84°F)		32°C
(89°F)		34°C
(94°F)		35°C
(95°F)		38°C
(101°F)		38°C
(101°F)		37°C
(100°F)		35°C
(95°F)		28°C
(83°F)		24°C
(75°F)
Average high13°C
(56°F)		15°C
(59°F)		20°C
(69°F)		24°C
(76°F)		29°C
(84°F)		31°C
(88°F)		35°C
(95°F)		35°C
(95°F)		32°C
(91°F)		25°C
(78°F)		21°C
(70°F)		15°C
(58°F)
Daily mean9°C
(49°F)		11°C
(52°F)		16°C
(61°F)		20°C
(68°F)		25°C
(76°F)		27°C
(81°F)		30°C
(86°F)		30°C
(86°F)		28°C
(82°F)		21°C
(71°F)		16°C
(62°F)		10°C
(51°F)
Average low6°C
(43°F)		7°C
(46°F)		13°C
(55°F)		16°C
(61°F)		21°C
(70°F)		24°C
(76°F)		26°C
(80°F)		26°C
(79°F)		24°C
(75°F)		18°C
(65°F)		13°C
(55°F)		7°C
(45°F)
Mean minimum0°C
(32°F)		2°C
(35°F)		7°C
(44°F)		9°C
(49°F)		15°C
(60°F)		21°C
(69°F)		24°C
(76°F)		23°C
(74°F)		19°C
(67°F)		11°C
(53°F)		8°C
(46°F)		1°C
(34°F)
Minimum-2°C
(28°F)		-3°C
(27°F)		5°C
(42°F)		7°C
(46°F)		12°C
(54°F)		17°C
(64°F)		22°C
(72°F)		23°C
(73°F)		16°C
(60°F)		9°C
(49°F)		5°C
(41°F)		-0°C
(32°F)

Compare climate in Rongjiang with other places

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

Monthly average precipitation in Rongjiang, China

Rongjiang usually has the most precipitation in April, May and June, with an average of 15 rainy days and 192 mm (7.6 inches) of precipitation per month. The driest months in Rongjiang are January, October and December. On average, 38 mm (1.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Rongjiang. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)47 (1.8)87 (3.4)140 (5.5)148 (5.8)166 (6.5)262 (10.3)88 (3.5)119 (4.7)83 (3.3)36 (1.4)62 (2.4)31 (1.2)
Average precipitation days (≥ 1 mm)6917151517121612686

Monthly sunshine hours in Rongjiang, China

The sunniest months in Rongjiang are May, July and August, when the sun shines an average of 9 hours 51 minutes a day. Least sunny months in Rongjiang: January, February and March receive an average of 6 hours 37 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Rongjiang. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours181216204233286253314315278228223221
Mean daily daylight hours10h 43m11h 16m12h 0m12h 45m13h 23m13h 41m13h 32m12h 59m12h 16m11h 31m10h 53m10h 33m

Solar UV radiation in Rongjiang, China

Rongjiang 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 8. For more detailed information, check out our hourly Rongjiang UV Index data.

Average daily maximum UV levels by month for Rongjiang. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)69111113121313111086