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Monthly climate in Longtou, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Longtou features a humid subtropical climate (Cwa). Temperatures typically range between 18 °C (64 °F) and 29 °C (85 °F) through the year, but rarely can drop to 5 °C (42 °F) or can rise to as high as 37 °C (99 °F). The average annual precipitation amounts to about 1521 mm (59.9 inches) and receives 158 rainy days on the 1 mm (0.04 inches) threshold annually. Longtou enjoys an average of 3295 hours of sunshine throughout the year, and daylight varies from 10 hours 50 minutes to 13 hours 23 minutes per day.

Monthly average temperatures in Longtou, China

The warmest months in Longtou are June, July and August, with daily mean temperatures ranging from 29 to 29 °C (84 - 85 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 18 to 19 °C (64 - 66 °F) throughout the day. On average each year, Longtou experiences 214 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 Longtou. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum26°C
(80°F)		27°C
(80°F)		32°C
(90°F)		33°C
(91°F)		36°C
(98°F)		37°C
(99°F)		37°C
(99°F)		36°C
(97°F)		35°C
(95°F)		34°C
(94°F)		31°C
(87°F)		27°C
(81°F)
Mean maximum25°C
(77°F)		25°C
(77°F)		30°C
(85°F)		31°C
(88°F)		34°C
(94°F)		34°C
(94°F)		36°C
(97°F)		35°C
(95°F)		34°C
(94°F)		33°C
(91°F)		30°C
(86°F)		27°C
(80°F)
Average high20°C
(69°F)		21°C
(69°F)		24°C
(76°F)		27°C
(80°F)		30°C
(87°F)		32°C
(90°F)		32°C
(91°F)		32°C
(89°F)		31°C
(89°F)		29°C
(84°F)		26°C
(79°F)		22°C
(72°F)
Daily mean18°C
(64°F)		18°C
(65°F)		22°C
(72°F)		24°C
(76°F)		28°C
(82°F)		29°C
(85°F)		29°C
(85°F)		29°C
(84°F)		28°C
(84°F)		26°C
(79°F)		23°C
(74°F)		19°C
(66°F)
Average low15°C
(60°F)		16°C
(61°F)		20°C
(68°F)		22°C
(72°F)		26°C
(78°F)		27°C
(81°F)		27°C
(82°F)		27°C
(80°F)		26°C
(79°F)		23°C
(74°F)		21°C
(69°F)		16°C
(62°F)
Mean minimum9°C
(48°F)		10°C
(50°F)		15°C
(59°F)		17°C
(62°F)		22°C
(71°F)		25°C
(77°F)		26°C
(79°F)		25°C
(77°F)		24°C
(76°F)		19°C
(66°F)		15°C
(60°F)		10°C
(50°F)
Minimum7°C
(44°F)		5°C
(42°F)		11°C
(53°F)		12°C
(54°F)		17°C
(62°F)		24°C
(75°F)		25°C
(78°F)		25°C
(76°F)		23°C
(74°F)		17°C
(64°F)		13°C
(55°F)		8°C
(46°F)

Compare climate in Longtou with other places

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

Monthly average precipitation in Longtou, China

Longtou usually has the most precipitation in June, July and August, with an average of 23 rainy days and 255 mm (10.0 inches) of precipitation per month. The driest months in Longtou are January, November and December. On average, 16 mm (0.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Longtou. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)13 (0.5)50 (2.0)43 (1.7)109 (4.3)152 (6.0)209 (8.2)205 (8.1)351 (13.8)190 (7.5)163 (6.4)23 (0.9)12 (0.5)
Average precipitation days (≥ 1 mm)35101318212127231142

Monthly sunshine hours in Longtou, China

The sunniest months in Longtou are May, June and July, when the sun shines an average of 10 hours 5 minutes a day. Least sunny months in Longtou: January, February and December receive an average of 7 hours 40 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Longtou. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours197241267272310302315284297281264259
Mean daily daylight hours10h 58m11h 25m12h 1m12h 38m13h 8m13h 23m13h 16m12h 49m12h 14m11h 37m11h 6m10h 50m

Solar UV radiation in Longtou, China

Longtou 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 Longtou UV Index data.

Average daily maximum UV levels by month for Longtou. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)810121213131414121297