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Monthly climate in Datian, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Datian features a humid subtropical climate (Cwa). Temperatures typically range between 16 °C (60 °F) and 28 °C (83 °F) through the year, but rarely can drop to 4 °C (39 °F) or can rise to as high as 36 °C (98 °F). The average annual precipitation amounts to about 1721 mm (67.8 inches) and receives 184 rainy days on the 1 mm (0.04 inches) threshold annually. Datian enjoys an average of 3067 hours of sunshine throughout the year, and daylight varies from 10 hours 46 minutes to 13 hours 27 minutes per day.

Monthly average temperatures in Datian, China

The warmest months in Datian are June, July and August, with daily mean temperatures ranging from 28 to 28 °C (82 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 16 to 16 °C (60 - 62 °F) throughout the day. On average each year, Datian 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 Datian. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum27°C
(81°F)		28°C
(82°F)		31°C
(88°F)		31°C
(89°F)		35°C
(95°F)		34°C
(93°F)		36°C
(97°F)		36°C
(98°F)		34°C
(94°F)		34°C
(94°F)		30°C
(86°F)		27°C
(81°F)
Mean maximum25°C
(77°F)		27°C
(80°F)		29°C
(84°F)		31°C
(87°F)		33°C
(92°F)		33°C
(92°F)		35°C
(95°F)		35°C
(95°F)		34°C
(94°F)		32°C
(91°F)		29°C
(85°F)		26°C
(79°F)
Average high19°C
(67°F)		20°C
(68°F)		24°C
(75°F)		26°C
(78°F)		29°C
(85°F)		31°C
(88°F)		32°C
(89°F)		31°C
(89°F)		31°C
(88°F)		27°C
(82°F)		25°C
(77°F)		20°C
(69°F)
Daily mean16°C
(60°F)		16°C
(61°F)		20°C
(68°F)		22°C
(72°F)		26°C
(79°F)		28°C
(83°F)		28°C
(83°F)		28°C
(82°F)		27°C
(81°F)		24°C
(75°F)		21°C
(70°F)		16°C
(62°F)
Average low12°C
(55°F)		13°C
(55°F)		17°C
(64°F)		20°C
(67°F)		24°C
(75°F)		26°C
(79°F)		26°C
(79°F)		25°C
(78°F)		25°C
(77°F)		21°C
(71°F)		18°C
(64°F)		13°C
(56°F)
Mean minimum6°C
(44°F)		8°C
(46°F)		11°C
(53°F)		14°C
(57°F)		19°C
(66°F)		24°C
(76°F)		24°C
(76°F)		24°C
(75°F)		22°C
(72°F)		17°C
(63°F)		13°C
(56°F)		7°C
(45°F)
Minimum4°C
(39°F)		4°C
(40°F)		8°C
(47°F)		11°C
(52°F)		15°C
(59°F)		22°C
(73°F)		23°C
(74°F)		23°C
(74°F)		19°C
(67°F)		15°C
(60°F)		12°C
(53°F)		6°C
(43°F)

Compare climate in Datian with other places

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

Monthly average precipitation in Datian, China

Datian usually has the most precipitation in June, July and August, with an average of 24 rainy days and 268 mm (10.5 inches) of precipitation per month. The driest months in Datian are January, November and December. On average, 22 mm (0.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Datian. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)25 (1.0)67 (2.6)90 (3.5)140 (5.5)214 (8.4)251 (9.9)222 (8.7)330 (13.0)201 (7.9)143 (5.6)23 (0.9)17 (0.7)
Average precipitation days (≥ 1 mm)510171721242326231044

Monthly sunshine hours in Datian, China

The sunniest months in Datian are May, July and September, when the sun shines an average of 9 hours 20 minutes a day. Least sunny months in Datian: January, February and March receive an average of 7 hours 7 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Datian. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours200227220229281274301269276267257260
Mean daily daylight hours10h 55m11h 23m12h 1m12h 39m13h 11m13h 27m13h 19m12h 51m12h 14m11h 36m11h 3m10h 46m

Solar UV radiation in Datian, China

Datian experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 13 - 14, 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 Datian UV Index data.

Average daily maximum UV levels by month for Datian. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)710121214131313111097