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Monthly climate in Sixi, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Sixi features a humid subtropical climate (Cfa). Temperatures typically range between 8 °C (46 °F) and 30 °C (87 °F) through the year, but rarely can drop to -4 °C (26 °F) or can rise to as high as 39 °C (102 °F). The average annual precipitation amounts to about 1422 mm (56.0 inches) and receives 145 rainy days on the 1 mm (0.04 inches) threshold annually. Sixi enjoys an average of 2808 hours of sunshine throughout the year, and daylight varies from 10 hours 21 minutes to 13 hours 53 minutes per day.

Monthly average temperatures in Sixi, China

The warmest months in Sixi are July, August and September, with daily mean temperatures ranging from 27 to 30 °C (81 - 87 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 8 to 9 °C (46 - 49 °F) throughout the day. On average each year, Sixi experiences 151 days above 25 °C (77.0 °F) and 5 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Sixi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum24°C
(75°F)		26°C
(80°F)		30°C
(86°F)		33°C
(92°F)		36°C
(97°F)		36°C
(97°F)		39°C
(102°F)		38°C
(101°F)		38°C
(101°F)		37°C
(98°F)		29°C
(85°F)		24°C
(76°F)
Mean maximum19°C
(67°F)		23°C
(74°F)		28°C
(82°F)		31°C
(88°F)		34°C
(93°F)		34°C
(93°F)		37°C
(99°F)		38°C
(100°F)		37°C
(99°F)		34°C
(93°F)		27°C
(80°F)		21°C
(70°F)
Average high11°C
(52°F)		13°C
(55°F)		18°C
(65°F)		23°C
(74°F)		28°C
(82°F)		30°C
(87°F)		34°C
(93°F)		35°C
(95°F)		31°C
(89°F)		25°C
(76°F)		20°C
(67°F)		13°C
(56°F)
Daily mean8°C
(46°F)		9°C
(49°F)		14°C
(58°F)		19°C
(66°F)		24°C
(75°F)		27°C
(80°F)		30°C
(86°F)		30°C
(87°F)		27°C
(81°F)		21°C
(69°F)		15°C
(60°F)		9°C
(49°F)
Average low5°C
(40°F)		6°C
(43°F)		11°C
(52°F)		15°C
(60°F)		20°C
(69°F)		24°C
(75°F)		26°C
(80°F)		27°C
(81°F)		23°C
(74°F)		17°C
(63°F)		12°C
(53°F)		6°C
(43°F)
Mean minimum-2°C
(30°F)		1°C
(35°F)		6°C
(43°F)		9°C
(48°F)		15°C
(59°F)		20°C
(68°F)		24°C
(75°F)		24°C
(75°F)		19°C
(66°F)		11°C
(53°F)		7°C
(44°F)		-0°C
(32°F)
Minimum-4°C
(26°F)		-2°C
(29°F)		4°C
(39°F)		7°C
(45°F)		12°C
(54°F)		18°C
(65°F)		21°C
(70°F)		23°C
(74°F)		16°C
(61°F)		10°C
(50°F)		5°C
(41°F)		-1°C
(30°F)

Compare climate in Sixi with other places

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

Monthly average precipitation in Sixi, China

Sixi usually has the most precipitation in May, June and July, with an average of 16 rainy days and 228 mm (9.0 inches) of precipitation per month. The driest months in Sixi are January, October and December. On average, 45 mm (1.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Sixi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)52 (2.1)77 (3.0)188 (7.4)157 (6.2)196 (7.7)289 (11.4)200 (7.9)63 (2.5)58 (2.3)35 (1.4)59 (2.3)49 (1.9)
Average precipitation days (≥ 1 mm)8111815181913119788

Monthly sunshine hours in Sixi, China

The sunniest months in Sixi are July, August and September, when the sun shines an average of 9 hours 32 minutes a day. Least sunny months in Sixi: January, February and March receive an average of 5 hours 56 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Sixi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours157188193220267253292316268226212210
Mean daily daylight hours10h 33m11h 10m11h 59m12h 50m13h 32m13h 53m13h 43m13h 6m12h 17m11h 27m10h 44m10h 21m

Solar UV radiation in Sixi, China

Sixi 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, 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 Sixi UV Index data.

Average daily maximum UV levels by month for Sixi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)679101212121211975