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Monthly climate in Jian'ou, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Jian'ou features a humid subtropical climate (Cfa). Temperatures typically range between 11 °C (52 °F) and 29 °C (85 °F) through the year, but rarely can drop to -3 °C (26 °F) or can rise to as high as 41 °C (106 °F). The average annual precipitation amounts to about 1565 mm (61.6 inches) and receives 146 rainy days on the 1 mm (0.04 inches) threshold annually. Jian'ou enjoys an average of 2949 hours of sunshine throughout the year, and daylight varies from 10 hours 27 minutes to 13 hours 48 minutes per day.

Monthly average temperatures in Jian'ou, China

The warmest months in Jian'ou are July, August and September, with daily mean temperatures ranging from 27 to 29 °C (81 - 85 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 11 to 12 °C (52 - 53 °F) throughout the day. On average each year, Jian'ou experiences 167 days above 25 °C (77.0 °F) and 3 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Jian'ou. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum25°C
(78°F)		28°C
(82°F)		30°C
(86°F)		34°C
(93°F)		37°C
(100°F)		37°C
(98°F)		39°C
(103°F)		41°C
(106°F)		39°C
(102°F)		38°C
(100°F)		31°C
(87°F)		28°C
(82°F)
Mean maximum23°C
(74°F)		25°C
(78°F)		28°C
(83°F)		32°C
(89°F)		34°C
(94°F)		35°C
(95°F)		38°C
(101°F)		38°C
(101°F)		37°C
(99°F)		34°C
(94°F)		28°C
(82°F)		24°C
(75°F)
Average high15°C
(60°F)		16°C
(61°F)		20°C
(69°F)		24°C
(76°F)		28°C
(83°F)		30°C
(87°F)		35°C
(94°F)		35°C
(95°F)		32°C
(91°F)		27°C
(81°F)		22°C
(72°F)		16°C
(61°F)
Daily mean11°C
(52°F)		12°C
(53°F)		16°C
(61°F)		19°C
(67°F)		24°C
(75°F)		26°C
(79°F)		29°C
(85°F)		29°C
(85°F)		27°C
(81°F)		22°C
(72°F)		17°C
(63°F)		12°C
(53°F)
Average low7°C
(45°F)		8°C
(47°F)		12°C
(54°F)		15°C
(60°F)		20°C
(68°F)		23°C
(74°F)		25°C
(78°F)		25°C
(78°F)		23°C
(74°F)		18°C
(65°F)		13°C
(56°F)		8°C
(47°F)
Mean minimum-0°C
(32°F)		2°C
(35°F)		6°C
(42°F)		9°C
(49°F)		14°C
(57°F)		20°C
(68°F)		23°C
(74°F)		23°C
(74°F)		19°C
(66°F)		11°C
(52°F)		8°C
(47°F)		2°C
(35°F)
Minimum-3°C
(26°F)		-3°C
(27°F)		4°C
(39°F)		7°C
(44°F)		11°C
(51°F)		18°C
(64°F)		22°C
(72°F)		23°C
(73°F)		16°C
(61°F)		10°C
(50°F)		6°C
(42°F)		0°C
(32°F)

Compare climate in Jian'ou with other places

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

Monthly average precipitation in Jian'ou, China

Jian'ou usually has the most precipitation in March, May and June, with an average of 18 rainy days and 256 mm (10.1 inches) of precipitation per month. The driest months in Jian'ou are January, October and December. On average, 44 mm (1.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Jian'ou. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)49 (1.9)92 (3.6)171 (6.7)139 (5.5)215 (8.5)380 (15.0)131 (5.2)152 (6.0)85 (3.4)46 (1.8)68 (2.7)36 (1.4)
Average precipitation days (≥ 1 mm)61017151720131511787

Monthly sunshine hours in Jian'ou, China

The sunniest months in Jian'ou are May, July and August, when the sun shines an average of 9 hours 43 minutes a day. Least sunny months in Jian'ou: January, February and December receive an average of 6 hours 38 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Jian'ou. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours182209216241281233308314280243223213
Mean daily daylight hours10h 38m11h 13m12h 0m12h 48m13h 28m13h 48m13h 38m13h 3m12h 17m11h 29m10h 48m10h 27m

Solar UV radiation in Jian'ou, China

Jian'ou experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 13 - 13, which corresponds to the Extreme category of sun exposure. January, February 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 Jian'ou UV Index data.

Average daily maximum UV levels by month for Jian'ou. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)6811111213131311986