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Monthly climate in Heicheng, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Heicheng features a humid continental climate (Dwb). Temperatures typically range between -6 °C (21 °F) and 20 °C (69 °F) through the year, but rarely can drop to -26 °C (-15 °F) or can rise to as high as 33 °C (92 °F). The average annual precipitation amounts to about 571 mm (22.5 inches) and receives 79 rainy days on the 1 mm (0.04 inches) threshold annually. Heicheng enjoys an average of 3459 hours of sunshine throughout the year, and daylight varies from 9 hours 43 minutes to 14 hours 34 minutes per day.

Monthly average temperatures in Heicheng, China

The warmest months in Heicheng are June, July and August, with daily mean temperatures ranging from 18 to 20 °C (64 - 69 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -6 to -3 °C (21 - 26 °F) throughout the day. On average each year, Heicheng experiences 38 days above 25 °C (77.0 °F) and 132 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Heicheng. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum8°C
(47°F)		15°C
(59°F)		21°C
(69°F)		25°C
(78°F)		28°C
(82°F)		29°C
(84°F)		32°C
(91°F)		33°C
(92°F)		26°C
(80°F)		23°C
(75°F)		15°C
(60°F)		9°C
(48°F)
Mean maximum6°C
(44°F)		11°C
(52°F)		17°C
(63°F)		23°C
(74°F)		27°C
(80°F)		27°C
(82°F)		30°C
(87°F)		30°C
(85°F)		25°C
(77°F)		20°C
(68°F)		14°C
(58°F)		7°C
(45°F)
Average high-1°C
(31°F)		3°C
(38°F)		10°C
(50°F)		15°C
(59°F)		19°C
(67°F)		23°C
(74°F)		25°C
(78°F)		23°C
(74°F)		19°C
(67°F)		12°C
(55°F)		6°C
(44°F)		1°C
(33°F)
Daily mean-6°C
(21°F)		-3°C
(26°F)		4°C
(39°F)		9°C
(49°F)		14°C
(57°F)		18°C
(64°F)		20°C
(69°F)		19°C
(66°F)		14°C
(58°F)		7°C
(46°F)		1°C
(34°F)		-5°C
(23°F)
Average low-11°C
(12°F)		-9°C
(16°F)		-1°C
(30°F)		4°C
(39°F)		8°C
(46°F)		12°C
(54°F)		15°C
(60°F)		14°C
(58°F)		10°C
(51°F)		3°C
(38°F)		-4°C
(26°F)		-9°C
(16°F)
Mean minimum-19°C
(-1°F)		-18°C
(0°F)		-9°C
(16°F)		-3°C
(26°F)		1°C
(35°F)		8°C
(46°F)		11°C
(52°F)		9°C
(48°F)		5°C
(42°F)		-2°C
(28°F)		-11°C
(12°F)		-16°C
(3°F)
Minimum-26°C
(-15°F)		-25°C
(-13°F)		-15°C
(5°F)		-7°C
(19°F)		-2°C
(29°F)		4°C
(40°F)		9°C
(49°F)		7°C
(45°F)		2°C
(36°F)		-4°C
(25°F)		-17°C
(2°F)		-20°C
(-3°F)

Compare climate in Heicheng with other places

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

Monthly average precipitation in Heicheng, China

Heicheng usually has the most precipitation in July, August and September, with an average of 10 rainy days and 98 mm (3.9 inches) of precipitation per month. The driest months in Heicheng are January, February and December. On average, 10 mm (0.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Heicheng. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)9 (0.4)14 (0.6)21 (0.8)42 (1.7)46 (1.8)61 (2.4)83 (3.3)142 (5.6)70 (2.8)59 (2.3)17 (0.7)7 (0.3)
Average precipitation days (≥ 1 mm)344868912101032

Monthly sunshine hours in Heicheng, China

The sunniest months in Heicheng are May, June and July, when the sun shines an average of 10 hours 48 minutes a day. Least sunny months in Heicheng: January, October and November receive an average of 8 hours 11 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Heicheng. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours221270298285325319349308279267264269
Mean daily daylight hours9h 58m10h 50m11h 58m13h 7m14h 5m14h 34m14h 19m13h 28m12h 22m11h 14m10h 14m9h 43m

Solar UV radiation in Heicheng, China

Heicheng experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 12 - 12, which corresponds to the Extreme category of sun exposure. January, November and December are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 5. For more detailed information, check out our hourly Heicheng UV Index data.

Average daily maximum UV levels by month for Heicheng. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)468101212121210853