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Monthly climate in Guankou, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Guankou features a humid subtropical climate (Cfa). Temperatures typically range between 6 °C (44 °F) and 29 °C (84 °F) through the year, but rarely can drop to -5 °C (23 °F) or can rise to as high as 38 °C (100 °F). The average annual precipitation amounts to about 1813 mm (71.4 inches) and receives 155 rainy days on the 1 mm (0.04 inches) threshold annually. Guankou enjoys an average of 2701 hours of sunshine throughout the year, and daylight varies from 10 hours 22 minutes to 13 hours 53 minutes per day.

Monthly average temperatures in Guankou, China

The warmest months in Guankou are June, July and August, with daily mean temperatures ranging from 26 to 29 °C (78 - 84 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 6 to 8 °C (44 - 47 °F) throughout the day. On average each year, Guankou experiences 135 days above 25 °C (77.0 °F) and 11 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Guankou. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum20°C
(69°F)		25°C
(77°F)		29°C
(84°F)		32°C
(90°F)		34°C
(93°F)		34°C
(94°F)		38°C
(100°F)		38°C
(100°F)		37°C
(99°F)		35°C
(96°F)		27°C
(82°F)		20°C
(69°F)
Mean maximum17°C
(63°F)		22°C
(72°F)		27°C
(81°F)		30°C
(86°F)		32°C
(90°F)		32°C
(90°F)		36°C
(97°F)		36°C
(98°F)		35°C
(95°F)		32°C
(89°F)		26°C
(79°F)		18°C
(65°F)
Average high10°C
(49°F)		12°C
(54°F)		17°C
(63°F)		22°C
(72°F)		26°C
(79°F)		29°C
(85°F)		32°C
(90°F)		33°C
(92°F)		30°C
(86°F)		23°C
(73°F)		18°C
(65°F)		12°C
(54°F)
Daily mean6°C
(44°F)		8°C
(47°F)		13°C
(56°F)		18°C
(64°F)		22°C
(73°F)		26°C
(78°F)		28°C
(83°F)		29°C
(84°F)		25°C
(78°F)		19°C
(66°F)		14°C
(57°F)		8°C
(47°F)
Average low3°C
(38°F)		5°C
(41°F)		10°C
(50°F)		14°C
(57°F)		19°C
(66°F)		23°C
(73°F)		25°C
(77°F)		25°C
(78°F)		22°C
(71°F)		15°C
(60°F)		10°C
(50°F)		4°C
(40°F)
Mean minimum-3°C
(27°F)		-1°C
(31°F)		5°C
(40°F)		7°C
(45°F)		14°C
(57°F)		19°C
(66°F)		23°C
(73°F)		22°C
(72°F)		17°C
(63°F)		10°C
(50°F)		4°C
(40°F)		-2°C
(28°F)
Minimum-5°C
(23°F)		-4°C
(25°F)		2°C
(35°F)		4°C
(40°F)		10°C
(50°F)		17°C
(62°F)		21°C
(70°F)		21°C
(70°F)		16°C
(60°F)		8°C
(47°F)		1°C
(35°F)		-3°C
(27°F)

Compare climate in Guankou with other places

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

Monthly average precipitation in Guankou, China

Guankou usually has the most precipitation in March, May and June, with an average of 18 rainy days and 284 mm (11.2 inches) of precipitation per month. The driest months in Guankou are October, November and December. On average, 55 mm (2.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Guankou. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)64 (2.5)96 (3.8)241 (9.5)234 (9.2)296 (11.6)316 (12.4)219 (8.6)104 (4.1)80 (3.1)45 (1.8)64 (2.5)55 (2.2)
Average precipitation days (≥ 1 mm)912191718181311111098

Monthly sunshine hours in Guankou, China

The sunniest months in Guankou are May, July and August, when the sun shines an average of 9 hours 25 minutes a day. Least sunny months in Guankou: January, February and March receive an average of 5 hours 38 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Guankou. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours145181185206262253299315260205194191
Mean daily daylight hours10h 33m11h 11m11h 59m12h 50m13h 32m13h 53m13h 42m13h 5m12h 17m11h 27m10h 44m10h 22m

Solar UV radiation in Guankou, China

Guankou experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 11 - 12, which corresponds to the Extreme category of sun exposure. January, February 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 Guankou UV Index data.

Average daily maximum UV levels by month for Guankou. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)679101111121210975