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Monthly climate in Hexi, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Hexi features a humid subtropical climate (Cfa). Temperatures typically range between 4 °C (39 °F) and 25 °C (77 °F) through the year, but rarely can drop to -5 °C (23 °F) or can rise to as high as 35 °C (95 °F). The average annual precipitation amounts to about 1695 mm (66.7 inches) and receives 215 rainy days on the 1 mm (0.04 inches) threshold annually. Hexi enjoys an average of 2219 hours of sunshine throughout the year, and daylight varies from 10 hours 19 minutes to 13 hours 56 minutes per day.

Monthly average temperatures in Hexi, China

The warmest months in Hexi are June, July and August, with daily mean temperatures ranging from 21 to 25 °C (71 - 77 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 4 to 6 °C (39 - 42 °F) throughout the day. On average each year, Hexi experiences 81 days above 25 °C (77.0 °F) and 18 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Hexi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum14°C
(57°F)		22°C
(71°F)		26°C
(78°F)		29°C
(85°F)		31°C
(88°F)		31°C
(88°F)		34°C
(93°F)		35°C
(95°F)		31°C
(89°F)		30°C
(87°F)		24°C
(75°F)		16°C
(61°F)
Mean maximum11°C
(52°F)		17°C
(63°F)		23°C
(74°F)		27°C
(81°F)		29°C
(85°F)		29°C
(85°F)		32°C
(91°F)		34°C
(93°F)		30°C
(87°F)		25°C
(77°F)		20°C
(68°F)		13°C
(56°F)
Average high6°C
(43°F)		8°C
(47°F)		14°C
(58°F)		19°C
(66°F)		22°C
(72°F)		25°C
(77°F)		28°C
(83°F)		29°C
(85°F)		23°C
(74°F)		17°C
(63°F)		13°C
(55°F)		7°C
(45°F)
Daily mean4°C
(39°F)		6°C
(42°F)		11°C
(52°F)		15°C
(59°F)		18°C
(65°F)		21°C
(71°F)		24°C
(76°F)		25°C
(77°F)		20°C
(69°F)		15°C
(59°F)		10°C
(50°F)		5°C
(41°F)
Average low2°C
(35°F)		3°C
(38°F)		8°C
(46°F)		11°C
(53°F)		15°C
(59°F)		19°C
(66°F)		21°C
(70°F)		21°C
(70°F)		18°C
(64°F)		12°C
(55°F)		7°C
(45°F)		3°C
(37°F)
Mean minimum-2°C
(28°F)		-1°C
(31°F)		3°C
(37°F)		7°C
(45°F)		11°C
(52°F)		15°C
(59°F)		19°C
(66°F)		18°C
(64°F)		14°C
(57°F)		8°C
(46°F)		2°C
(36°F)		-2°C
(28°F)
Minimum-5°C
(23°F)		-3°C
(27°F)		1°C
(35°F)		5°C
(42°F)		8°C
(47°F)		14°C
(57°F)		17°C
(63°F)		16°C
(61°F)		13°C
(56°F)		6°C
(43°F)		1°C
(34°F)		-4°C
(25°F)

Compare climate in Hexi with other places

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

Monthly average precipitation in Hexi, China

Hexi usually has the most precipitation in May, June and September, with an average of 19 rainy days and 222 mm (8.7 inches) of precipitation per month. The driest months in Hexi are January, February and December. On average, 64 mm (2.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Hexi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)66 (2.6)73 (2.9)146 (5.8)135 (5.3)220 (8.7)242 (9.5)162 (6.4)140 (5.5)203 (8.0)160 (6.3)94 (3.7)53 (2.1)
Average precipitation days (≥ 1 mm)131722202120191818191513

Monthly sunshine hours in Hexi, China

The sunniest months in Hexi are June, July and August, when the sun shines an average of 9 hours 7 minutes a day. Least sunny months in Hexi: January, October and December receive an average of 3 hours 34 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Hexi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours86136154183228236296307208127136119
Mean daily daylight hours10h 31m11h 9m11h 59m12h 51m13h 34m13h 56m13h 45m13h 7m12h 18m11h 26m10h 42m10h 19m

Solar UV radiation in Hexi, China

Hexi 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, November 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 Hexi UV Index data.

Average daily maximum UV levels by month for Hexi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)6891212131313111075