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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 7 °C (44 °F) and 27 °C (81 °F) through the year, but rarely can drop to -6 °C (22 °F) or can rise to as high as 38 °C (100 °F). The average annual precipitation amounts to about 1764 mm (69.4 inches) and receives 168 rainy days on the 1 mm (0.04 inches) threshold annually. Xi'ao enjoys an average of 2748 hours of sunshine throughout the year, and daylight varies from 10 hours 21 minutes to 13 hours 54 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 24 to 27 °C (75 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 7 to 8 °C (44 - 47 °F) throughout the day. On average each year, Xi'ao experiences 125 days above 25 °C (77.0 °F) and 14 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
Maximum23°C
(73°F)		27°C
(81°F)		30°C
(86°F)		32°C
(91°F)		35°C
(96°F)		36°C
(96°F)		38°C
(100°F)		35°C
(96°F)		36°C
(96°F)		34°C
(93°F)		30°C
(86°F)		26°C
(80°F)
Mean maximum20°C
(68°F)		22°C
(73°F)		26°C
(79°F)		30°C
(86°F)		33°C
(91°F)		32°C
(90°F)		36°C
(97°F)		34°C
(94°F)		34°C
(93°F)		30°C
(87°F)		25°C
(78°F)		21°C
(70°F)
Average high11°C
(51°F)		12°C
(54°F)		17°C
(63°F)		22°C
(71°F)		26°C
(78°F)		28°C
(82°F)		31°C
(88°F)		31°C
(89°F)		28°C
(83°F)		23°C
(73°F)		18°C
(65°F)		12°C
(54°F)
Daily mean7°C
(44°F)		8°C
(46°F)		12°C
(54°F)		16°C
(62°F)		21°C
(70°F)		24°C
(75°F)		27°C
(80°F)		27°C
(81°F)		24°C
(75°F)		19°C
(66°F)		14°C
(57°F)		8°C
(47°F)
Average low3°C
(38°F)		4°C
(39°F)		8°C
(47°F)		12°C
(54°F)		17°C
(63°F)		21°C
(69°F)		24°C
(75°F)		24°C
(75°F)		21°C
(70°F)		15°C
(59°F)		10°C
(50°F)		4°C
(40°F)
Mean minimum-4°C
(25°F)		-2°C
(30°F)		2°C
(37°F)		4°C
(40°F)		11°C
(52°F)		16°C
(62°F)		22°C
(71°F)		21°C
(71°F)		16°C
(61°F)		8°C
(47°F)		4°C
(39°F)		-2°C
(28°F)
Minimum-6°C
(22°F)		-5°C
(23°F)		-0°C
(32°F)		3°C
(37°F)		9°C
(48°F)		14°C
(58°F)		20°C
(69°F)		20°C
(69°F)		13°C
(56°F)		7°C
(45°F)		2°C
(36°F)		-4°C
(26°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 July, with an average of 20 rainy days and 290 mm (11.4 inches) of precipitation per month. The driest months in Xi'ao are January, February and December. On average, 52 mm (2.0 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)47 (1.9)63 (2.5)114 (4.5)111 (4.4)245 (9.7)343 (13.5)281 (11.1)213 (8.4)143 (5.6)84 (3.3)75 (3.0)45 (1.8)
Average precipitation days (≥ 1 mm)69151417222121159109

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 8 hours 50 minutes a day. Least sunny months in Xi'ao: January, February and November receive an average of 6 hours 22 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 hours167202217249254210272295246218204208
Mean daily daylight hours10h 32m11h 10m11h 59m12h 50m13h 33m13h 54m13h 43m13h 6m12h 18m11h 27m10h 43m10h 21m

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 12 - 13, which corresponds to the Extreme category of sun exposure. January, November 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 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)6810111212121311975