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Monthly climate in Xi'ao, China

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Xi'ao features a humid subtropical climate (Cfa). Temperatures typically range between 12 °C (53 °F) and 29 °C (84 °F) through the year, but rarely can drop to -3 °C (27 °F) or can rise to as high as 38 °C (101 °F). The average annual precipitation amounts to about 1341 mm (52.8 inches) and receives 153 rainy days on the 1 mm (0.04 inches) threshold annually. Xi'ao enjoys an average of 3037 hours of sunshine throughout the year, and daylight varies from 10 hours 36 minutes to 13 hours 38 minutes per day.

Monthly average temperatures in Xi'ao, China

The warmest months in Xi'ao are July, August and September, with daily mean temperatures ranging from 27 to 29 °C (81 - 84 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 12 to 13 °C (53 - 55 °F) throughout the day. On average each year, Xi'ao experiences 179 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 Xi'ao. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum26°C
(80°F)		28°C
(83°F)		32°C
(90°F)		33°C
(91°F)		36°C
(97°F)		36°C
(97°F)		38°C
(101°F)		38°C
(100°F)		38°C
(100°F)		36°C
(98°F)		30°C
(87°F)		28°C
(83°F)
Mean maximum25°C
(77°F)		27°C
(80°F)		28°C
(83°F)		31°C
(87°F)		33°C
(92°F)		34°C
(94°F)		37°C
(99°F)		37°C
(99°F)		36°C
(97°F)		34°C
(94°F)		29°C
(85°F)		25°C
(78°F)
Average high16°C
(62°F)		17°C
(63°F)		21°C
(71°F)		24°C
(76°F)		29°C
(84°F)		31°C
(87°F)		33°C
(92°F)		33°C
(92°F)		32°C
(90°F)		27°C
(81°F)		23°C
(73°F)		17°C
(63°F)
Daily mean12°C
(53°F)		13°C
(55°F)		17°C
(63°F)		20°C
(69°F)		25°C
(76°F)		27°C
(80°F)		29°C
(84°F)		28°C
(83°F)		27°C
(81°F)		22°C
(73°F)		18°C
(65°F)		12°C
(55°F)
Average low8°C
(47°F)		9°C
(48°F)		14°C
(57°F)		16°C
(62°F)		21°C
(71°F)		24°C
(76°F)		25°C
(78°F)		25°C
(77°F)		23°C
(74°F)		19°C
(66°F)		14°C
(58°F)		9°C
(48°F)
Mean minimum1°C
(35°F)		3°C
(38°F)		7°C
(46°F)		10°C
(50°F)		16°C
(61°F)		21°C
(69°F)		23°C
(74°F)		23°C
(73°F)		19°C
(66°F)		13°C
(56°F)		9°C
(49°F)		3°C
(37°F)
Minimum-3°C
(27°F)		-0°C
(31°F)		4°C
(39°F)		6°C
(43°F)		13°C
(55°F)		17°C
(63°F)		22°C
(71°F)		22°C
(72°F)		14°C
(58°F)		11°C
(53°F)		7°C
(45°F)		2°C
(35°F)

Compare climate in Xi'ao with other places

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

Monthly average precipitation in Xi'ao, China

Xi'ao usually has the most precipitation in May, June and August, with an average of 19 rainy days and 215 mm (8.5 inches) of precipitation per month. The driest months in Xi'ao are October, November and December. On average, 36 mm (1.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Xi'ao. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)42 (1.6)70 (2.8)138 (5.4)140 (5.5)201 (7.9)283 (11.1)100 (3.9)160 (6.3)100 (3.9)39 (1.5)39 (1.6)29 (1.1)
Average precipitation days (≥ 1 mm)51015151920162016665

Monthly sunshine hours in Xi'ao, China

The sunniest months in Xi'ao are May, July and August, when the sun shines an average of 9 hours 47 minutes a day. Least sunny months in Xi'ao: January, February and March receive an average of 7 hours 0 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Xi'ao. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours198221218229287251316308282250232241
Mean daily daylight hours10h 46m11h 18m12h 0m12h 43m13h 20m13h 38m13h 29m12h 57m12h 16m11h 33m10h 55m10h 36m

Solar UV radiation in Xi'ao, China

Xi'ao experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 13 - 14, which corresponds to the Extreme category of sun exposure. January, February and December are in the High / Very High exposure category. In these months, the maximum values of the UV index do not exceed 9. For more detailed information, check out our hourly Xi'ao UV Index data.

Average daily maximum UV levels by month for Xi'ao. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)79121213131314111097