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Monthly climate in Hechi, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Hechi features a humid subtropical climate (Cfa). Temperatures typically range between 10 °C (51 °F) and 27 °C (82 °F) through the year, but rarely can drop to 0 °C (32 °F) or can rise to as high as 38 °C (100 °F). The average annual precipitation amounts to about 2650 mm (104.3 inches) and receives 234 rainy days on the 1 mm (0.04 inches) threshold annually. Hechi enjoys an average of 2672 hours of sunshine throughout the year, and daylight varies from 10 hours 37 minutes to 13 hours 37 minutes per day.

Monthly average temperatures in Hechi, China

The warmest months in Hechi are June, July and August, with daily mean temperatures ranging from 26 to 27 °C (79 - 82 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 10 to 12 °C (51 - 53 °F) throughout the day. On average each year, Hechi experiences 151 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 Hechi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum23°C
(74°F)		27°C
(82°F)		30°C
(87°F)		33°C
(91°F)		36°C
(97°F)		34°C
(93°F)		36°C
(97°F)		38°C
(100°F)		35°C
(95°F)		33°C
(91°F)		28°C
(83°F)		27°C
(81°F)
Mean maximum21°C
(69°F)		24°C
(76°F)		29°C
(84°F)		31°C
(88°F)		33°C
(91°F)		32°C
(90°F)		35°C
(95°F)		35°C
(96°F)		34°C
(94°F)		31°C
(88°F)		27°C
(81°F)		22°C
(72°F)
Average high13°C
(56°F)		15°C
(59°F)		20°C
(68°F)		23°C
(75°F)		27°C
(81°F)		29°C
(85°F)		31°C
(88°F)		32°C
(89°F)		30°C
(86°F)		24°C
(75°F)		20°C
(68°F)		15°C
(59°F)
Daily mean10°C
(51°F)		12°C
(53°F)		16°C
(62°F)		20°C
(68°F)		24°C
(75°F)		26°C
(79°F)		27°C
(81°F)		27°C
(82°F)		26°C
(78°F)		20°C
(69°F)		16°C
(62°F)		11°C
(53°F)
Average low8°C
(47°F)		9°C
(49°F)		14°C
(57°F)		17°C
(62°F)		21°C
(70°F)		23°C
(74°F)		24°C
(76°F)		24°C
(76°F)		23°C
(73°F)		18°C
(64°F)		13°C
(56°F)		8°C
(47°F)
Mean minimum2°C
(36°F)		4°C
(40°F)		8°C
(47°F)		10°C
(51°F)		16°C
(61°F)		20°C
(68°F)		23°C
(73°F)		22°C
(72°F)		20°C
(67°F)		13°C
(56°F)		8°C
(47°F)		2°C
(35°F)
Minimum-0°C
(32°F)		0°C
(33°F)		6°C
(43°F)		9°C
(48°F)		13°C
(56°F)		17°C
(62°F)		21°C
(71°F)		22°C
(71°F)		17°C
(63°F)		12°C
(54°F)		7°C
(45°F)		0°C
(33°F)

Compare climate in Hechi with other places

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

Monthly average precipitation in Hechi, China

Hechi usually has the most precipitation in May, June and July, with an average of 25 rainy days and 390 mm (15.3 inches) of precipitation per month. The driest months in Hechi are January, November and December. On average, 92 mm (3.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Hechi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)99 (3.9)117 (4.6)229 (9.0)235 (9.2)365 (14.4)516 (20.3)288 (11.3)286 (11.3)191 (7.5)146 (5.7)110 (4.3)68 (2.7)
Average precipitation days (≥ 1 mm)131624222426262319151412

Monthly sunshine hours in Hechi, China

The sunniest months in Hechi are July, August and September, when the sun shines an average of 9 hours 3 minutes a day. Least sunny months in Hechi: January, February and March receive an average of 5 hours 30 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Hechi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours147178175185258231276288268238208213
Mean daily daylight hours10h 46m11h 18m12h 0m12h 43m13h 19m13h 37m13h 28m12h 57m12h 16m11h 33m10h 56m10h 37m

Solar UV radiation in Hechi, China

Hechi 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 Hechi UV Index data.

Average daily maximum UV levels by month for Hechi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)79111113121313111086