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Monthly climate in Datan, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Datan features a humid subtropical climate (Cfa). Temperatures typically range between 5 °C (41 °F) and 28 °C (82 °F) through the year, but rarely can drop to -8 °C (17 °F) or can rise to as high as 39 °C (102 °F). The average annual precipitation amounts to about 1839 mm (72.4 inches) and receives 146 rainy days on the 1 mm (0.04 inches) threshold annually. Datan enjoys an average of 2885 hours of sunshine throughout the year, and daylight varies from 10 hours 14 minutes to 14 hours 1 minutes per day.

Monthly average temperatures in Datan, China

The warmest months in Datan are June, July and August, with daily mean temperatures ranging from 24 to 28 °C (76 - 82 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 5 to 7 °C (41 - 44 °F) throughout the day. On average each year, Datan experiences 125 days above 25 °C (77.0 °F) and 21 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Datan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum21°C
(71°F)		24°C
(76°F)		29°C
(84°F)		32°C
(89°F)		34°C
(94°F)		35°C
(94°F)		39°C
(102°F)		37°C
(99°F)		35°C
(94°F)		35°C
(95°F)		26°C
(79°F)		20°C
(68°F)
Mean maximum17°C
(63°F)		20°C
(69°F)		26°C
(78°F)		29°C
(85°F)		33°C
(91°F)		33°C
(91°F)		36°C
(98°F)		36°C
(97°F)		34°C
(93°F)		31°C
(89°F)		24°C
(76°F)		18°C
(65°F)
Average high8°C
(47°F)		10°C
(51°F)		16°C
(61°F)		21°C
(71°F)		26°C
(79°F)		28°C
(82°F)		31°C
(89°F)		32°C
(90°F)		28°C
(83°F)		22°C
(72°F)		17°C
(64°F)		11°C
(51°F)
Daily mean5°C
(41°F)		7°C
(44°F)		12°C
(54°F)		17°C
(62°F)		21°C
(71°F)		24°C
(76°F)		27°C
(81°F)		28°C
(82°F)		24°C
(75°F)		18°C
(64°F)		13°C
(55°F)		6°C
(44°F)
Average low2°C
(35°F)		3°C
(38°F)		8°C
(47°F)		12°C
(54°F)		17°C
(63°F)		21°C
(70°F)		24°C
(76°F)		24°C
(76°F)		20°C
(69°F)		14°C
(58°F)		9°C
(48°F)		3°C
(37°F)
Mean minimum-5°C
(23°F)		-1°C
(30°F)		2°C
(37°F)		5°C
(42°F)		12°C
(54°F)		17°C
(63°F)		21°C
(70°F)		20°C
(69°F)		15°C
(60°F)		8°C
(47°F)		2°C
(36°F)		-3°C
(26°F)
Minimum-8°C
(17°F)		-3°C
(26°F)		0°C
(33°F)		3°C
(38°F)		10°C
(50°F)		14°C
(58°F)		19°C
(66°F)		17°C
(62°F)		13°C
(56°F)		7°C
(46°F)		-0°C
(32°F)		-5°C
(24°F)

Compare climate in Datan with other places

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

Monthly average precipitation in Datan, China

Datan usually has the most precipitation in May, June and July, with an average of 16 rainy days and 307 mm (12.1 inches) of precipitation per month. The driest months in Datan are October, November and December. On average, 47 mm (1.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Datan. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)74 (2.9)88 (3.5)173 (6.8)157 (6.2)201 (7.9)368 (14.5)350 (13.8)162 (6.4)122 (4.8)34 (1.3)50 (2.0)58 (2.3)
Average precipitation days (≥ 1 mm)101215121419171311698

Monthly sunshine hours in Datan, China

The sunniest months in Datan are May, July and August, when the sun shines an average of 9 hours 24 minutes a day. Least sunny months in Datan: January, February and December receive an average of 6 hours 21 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Datan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours158202218243276251291306259239220217
Mean daily daylight hours10h 26m11h 6m11h 59m12h 53m13h 39m14h 1m13h 50m13h 10m12h 18m11h 25m10h 38m10h 14m

Solar UV radiation in Datan, China

Datan experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 12 - 12, which corresponds to the Extreme category of sun exposure. January, February 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 Datan UV Index data.

Average daily maximum UV levels by month for Datan. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)679101112121210975