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Monthly climate in Hetian, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Hetian features a humid subtropical climate (Cfa). Temperatures typically range between 6 °C (43 °F) and 28 °C (83 °F) through the year, but rarely can drop to -4 °C (24 °F) or can rise to as high as 37 °C (99 °F). The average annual precipitation amounts to about 1561 mm (61.5 inches) and receives 177 rainy days on the 1 mm (0.04 inches) threshold annually. Hetian enjoys an average of 2666 hours of sunshine throughout the year, and daylight varies from 10 hours 25 minutes to 13 hours 49 minutes per day.

Monthly average temperatures in Hetian, China

The warmest months in Hetian are June, July and August, with daily mean temperatures ranging from 25 to 28 °C (78 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 6 to 8 °C (43 - 46 °F) throughout the day. On average each year, Hetian experiences 125 days above 25 °C (77.0 °F) and 8 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Hetian. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum20°C
(68°F)		25°C
(78°F)		30°C
(87°F)		32°C
(90°F)		34°C
(93°F)		34°C
(93°F)		37°C
(99°F)		36°C
(98°F)		36°C
(97°F)		35°C
(95°F)		28°C
(83°F)		20°C
(68°F)
Mean maximum16°C
(61°F)		23°C
(73°F)		28°C
(82°F)		30°C
(86°F)		32°C
(90°F)		32°C
(89°F)		35°C
(96°F)		36°C
(97°F)		35°C
(95°F)		31°C
(88°F)		25°C
(78°F)		18°C
(64°F)
Average high9°C
(48°F)		11°C
(52°F)		16°C
(62°F)		21°C
(71°F)		25°C
(78°F)		29°C
(84°F)		32°C
(89°F)		32°C
(91°F)		29°C
(84°F)		21°C
(71°F)		17°C
(63°F)		11°C
(52°F)
Daily mean6°C
(43°F)		8°C
(46°F)		13°C
(56°F)		17°C
(63°F)		22°C
(71°F)		25°C
(78°F)		28°C
(82°F)		28°C
(83°F)		25°C
(77°F)		18°C
(65°F)		13°C
(56°F)		8°C
(46°F)
Average low4°C
(39°F)		5°C
(41°F)		10°C
(50°F)		14°C
(57°F)		18°C
(65°F)		22°C
(72°F)		25°C
(77°F)		25°C
(77°F)		22°C
(71°F)		15°C
(59°F)		10°C
(51°F)		5°C
(41°F)
Mean minimum-2°C
(29°F)		0°C
(33°F)		5°C
(41°F)		8°C
(46°F)		14°C
(57°F)		18°C
(65°F)		22°C
(71°F)		22°C
(72°F)		18°C
(64°F)		10°C
(51°F)		5°C
(40°F)		-2°C
(29°F)
Minimum-4°C
(25°F)		-4°C
(26°F)		3°C
(38°F)		6°C
(43°F)		10°C
(51°F)		15°C
(60°F)		19°C
(67°F)		20°C
(69°F)		16°C
(61°F)		8°C
(47°F)		4°C
(40°F)		-4°C
(24°F)

Compare climate in Hetian with other places

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

Monthly average precipitation in Hetian, China

Hetian usually has the most precipitation in May, June and July, with an average of 17 rainy days and 226 mm (8.9 inches) of precipitation per month. The driest months in Hetian are October, November and December. On average, 65 mm (2.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Hetian. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)73 (2.9)96 (3.8)161 (6.4)154 (6.1)206 (8.1)243 (9.6)230 (9.1)105 (4.1)98 (3.9)67 (2.6)69 (2.7)59 (2.3)
Average precipitation days (≥ 1 mm)121520191820141511111111

Monthly sunshine hours in Hetian, China

The sunniest months in Hetian are May, July and August, when the sun shines an average of 9 hours 30 minutes a day. Least sunny months in Hetian: January, February and March receive an average of 5 hours 35 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Hetian. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours138184185204270253299315248191187187
Mean daily daylight hours10h 36m11h 12m12h 0m12h 48m13h 29m13h 49m13h 39m13h 3m12h 17m11h 29m10h 47m10h 25m

Solar UV radiation in Hetian, China

Hetian experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 12 - 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 Hetian UV Index data.

Average daily maximum UV levels by month for Hetian. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)699111212131310975