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Monthly climate in Xiyu, Gansu, China

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Xiyu features a subtropical climate (Cwb). Temperatures typically range between -4 °C (26 °F) and 21 °C (70 °F) through the year, but rarely can drop to -26 °C (-15 °F) or can rise to as high as 33 °C (91 °F). The average annual precipitation amounts to about 794 mm (31.2 inches) and receives 122 rainy days on the 1 mm (0.04 inches) threshold annually. Xiyu enjoys an average of 3031 hours of sunshine throughout the year, and daylight varies from 9 hours 55 minutes to 14 hours 21 minutes per day.

Monthly average temperatures in Xiyu, Gansu, China §

The warmest months in Xiyu are June, July and August, with daily mean temperatures ranging from 19 to 21 °C (66 - 70 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -4 to -1 °C (26 - 31 °F) throughout the day. On average each year, Xiyu experiences 45 days above 25 °C (77.0 °F) and 106 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Xiyu, Gansu, China. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 8°C
(46°F)		 16°C
(62°F)		 22°C
(71°F)		 27°C
(80°F)		 28°C
(83°F)		 30°C
(86°F)		 33°C
(91°F)		 32°C
(91°F)		 26°C
(79°F)		 23°C
(74°F)		 18°C
(64°F)		 9°C
(48°F)
Mean maximum 6°C
(44°F)		 12°C
(53°F)		 20°C
(68°F)		 24°C
(75°F)		 27°C
(81°F)		 27°C
(81°F)		 31°C
(88°F)		 31°C
(88°F)		 25°C
(78°F)		 20°C
(69°F)		 16°C
(60°F)		 7°C
(45°F)
Average high 1°C
(34°F)		 5°C
(40°F)		 12°C
(53°F)		 16°C
(61°F)		 20°C
(68°F)		 23°C
(74°F)		 26°C
(79°F)		 25°C
(77°F)		 20°C
(68°F)		 13°C
(56°F)		 8°C
(47°F)		 2°C
(36°F)
Daily mean -4°C
(26°F)		 -1°C
(31°F)		 6°C
(44°F)		 11°C
(52°F)		 15°C
(59°F)		 19°C
(66°F)		 21°C
(70°F)		 20°C
(69°F)		 16°C
(61°F)		 10°C
(50°F)		 4°C
(39°F)		 -2°C
(28°F)
Average low -8°C
(18°F)		 -6°C
(21°F)		 1°C
(35°F)		 6°C
(42°F)		 10°C
(50°F)		 14°C
(58°F)		 17°C
(63°F)		 16°C
(62°F)		 12°C
(55°F)		 6°C
(44°F)		 0°C
(33°F)		 -6°C
(21°F)
Mean minimum -17°C
(1°F)		 -13°C
(9°F)		 -5°C
(23°F)		 0°C
(33°F)		 4°C
(40°F)		 9°C
(49°F)		 13°C
(55°F)		 11°C
(52°F)		 8°C
(47°F)		 2°C
(35°F)		 -7°C
(20°F)		 -13°C
(9°F)
Minimum -26°C
(-15°F)		 -20°C
(-4°F)		 -11°C
(13°F)		 -2°C
(28°F)		 1°C
(35°F)		 7°C
(45°F)		 11°C
(53°F)		 10°C
(50°F)		 7°C
(45°F)		 1°C
(34°F)		 -9°C
(16°F)		 -23°C
(-10°F)

Compare climate in Xiyu with other places

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

Monthly average precipitation in Xiyu, Gansu, China §

Xiyu usually has the most precipitation in July, August and September, with an average of 14 rainy days and 120 mm (4.7 inches) of precipitation per month. The driest months in Xiyu are January, February and December. On average, 17 mm (0.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Xiyu, Gansu, China. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 15 (0.6) 20 (0.8) 36 (1.4) 57 (2.3) 75 (2.9) 99 (3.9) 129 (5.1) 129 (5.1) 102 (4.0) 93 (3.7) 23 (0.9) 14 (0.6)
Average precipitation days (≥ 1 mm) 4 5 10 12 10 11 13 16 15 15 7 4

Monthly sunshine hours in Xiyu, Gansu, China §

The sunniest months in Xiyu are May, July and August, when the sun shines an average of 9 hours 55 minutes a day. Least sunny months in Xiyu: January, September and October receive an average of 6 hours 29 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Xiyu, Gansu, China. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 206 245 269 246 304 283 325 292 209 180 216 251
Mean daily daylight hours 10h 9m 10h 57m 11h 58m 13h 1m 13h 55m 14h 21m 14h 8m 13h 21m 12h 21m 11h 18m 10h 23m 9h 55m

Solar UV radiation in Xiyu, Gansu, China §

Xiyu experiences the highest level of ultraviolet (UV) radiation in April, June 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 6. For more detailed information, check out our hourly Xiyu UV Index data.

Average daily maximum UV levels by month for Xiyu, Gansu, China. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 5 7 8 12 12 13 12 12 11 8 6 4

Detailed Monthly Weather Insights for Xiyu, Gansu, China

Discover in-depth weather details for every month in Xiyu. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Xiyu's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.