nomadseason

Monthly climate in Long'an, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Long'an features a humid subtropical climate (Cfa). Temperatures typically range between 9 °C (48 °F) and 28 °C (82 °F) through the year, but rarely can drop to -5 °C (24 °F) or can rise to as high as 38 °C (101 °F). The average annual precipitation amounts to about 1776 mm (69.9 inches) and receives 168 rainy days on the 1 mm (0.04 inches) threshold annually. Long'an enjoys an average of 2896 hours of sunshine throughout the year, and daylight varies from 10 hours 29 minutes to 13 hours 46 minutes per day.

Monthly average temperatures in Long'an, China

The warmest months in Long'an are July, August and September, with daily mean temperatures ranging from 25 to 28 °C (78 - 82 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 9 to 10 °C (48 - 50 °F) throughout the day. On average each year, Long'an experiences 147 days above 25 °C (77.0 °F) and 6 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Long'an. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum25°C
(77°F)		26°C
(79°F)		28°C
(83°F)		31°C
(89°F)		35°C
(95°F)		35°C
(95°F)		38°C
(101°F)		37°C
(99°F)		36°C
(97°F)		35°C
(95°F)		28°C
(83°F)		26°C
(79°F)
Mean maximum22°C
(73°F)		24°C
(76°F)		27°C
(81°F)		30°C
(87°F)		33°C
(91°F)		33°C
(93°F)		36°C
(98°F)		35°C
(96°F)		35°C
(95°F)		32°C
(90°F)		26°C
(79°F)		22°C
(72°F)
Average high13°C
(56°F)		14°C
(58°F)		19°C
(66°F)		23°C
(74°F)		27°C
(81°F)		29°C
(85°F)		33°C
(91°F)		32°C
(91°F)		30°C
(87°F)		25°C
(77°F)		20°C
(68°F)		14°C
(57°F)
Daily mean9°C
(48°F)		10°C
(50°F)		14°C
(58°F)		18°C
(65°F)		23°C
(73°F)		25°C
(78°F)		28°C
(82°F)		27°C
(82°F)		25°C
(78°F)		20°C
(68°F)		15°C
(59°F)		10°C
(49°F)
Average low5°C
(41°F)		7°C
(44°F)		11°C
(52°F)		14°C
(58°F)		19°C
(67°F)		22°C
(72°F)		24°C
(76°F)		24°C
(75°F)		22°C
(71°F)		16°C
(62°F)		11°C
(53°F)		6°C
(43°F)
Mean minimum-1°C
(30°F)		0°C
(33°F)		4°C
(40°F)		8°C
(47°F)		14°C
(58°F)		19°C
(66°F)		22°C
(72°F)		22°C
(72°F)		17°C
(63°F)		10°C
(50°F)		6°C
(43°F)		-0°C
(32°F)
Minimum-5°C
(24°F)		-4°C
(25°F)		2°C
(36°F)		6°C
(42°F)		10°C
(51°F)		16°C
(61°F)		21°C
(71°F)		21°C
(70°F)		14°C
(58°F)		8°C
(47°F)		4°C
(39°F)		-1°C
(30°F)

Compare climate in Long'an with other places

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

Monthly average precipitation in Long'an, China

Long'an usually has the most precipitation in March, May and June, with an average of 20 rainy days and 277 mm (10.9 inches) of precipitation per month. The driest months in Long'an 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 Long'an. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)54 (2.1)106 (4.2)195 (7.7)193 (7.6)276 (10.9)360 (14.2)162 (6.4)171 (6.8)103 (4.1)37 (1.4)76 (3.0)43 (1.7)
Average precipitation days (≥ 1 mm)71020172121151715898

Monthly sunshine hours in Long'an, China

The sunniest months in Long'an are July, August and September, when the sun shines an average of 9 hours 54 minutes a day. Least sunny months in Long'an: January, February and March receive an average of 6 hours 19 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Long'an. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours174203197235279236312314284230218207
Mean daily daylight hours10h 39m11h 14m12h 0m12h 47m13h 26m13h 46m13h 36m13h 2m12h 17m11h 30m10h 49m10h 29m

Solar UV radiation in Long'an, China

Long'an 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 Long'an UV Index data.

Average daily maximum UV levels by month for Long'an. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)6911111312131311986