Wusu climate — normals and trends
Wusu (China) has a cold semi-arid climate (BSk) under the Köppen-Geiger classification. Its mean annual temperature is 8.3 °C and it receives 297 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is July (26.6 °C on average) and the coldest is January (-15.0 °C). Rainfall peaks in May.
Wusu averages 142 frost days, 65 hot days (≥ 30 °C) and 59 rainy days per year.
Wusu has warmed by +1.1 °C between 1940 and 2025, or +0.13 °C per decade. This trend is statistically significant.
The number of frost days there went from about 149 to 135 per year over the period.
The hottest day of the period reached 43.9 °C (on 22 July 2015) and the coldest -36.0 °C (on 24 December 1984).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
WusuXinjiang
- coords
- 44.43°, 84.68°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.3°C
Average daily high
13.2°C
Average daily low
3.7°C
Annual rainfall
297mm
Sunshine / day
9.9h
Mean relative humidity
59%
Average peak wind
13.3km/h
Seasonal range
41.6°C
Frost days (< 0 °C)
142 d/yr
Hot days (≥ 30 °C)
65 d/yr
Rainy days (≥ 1 mm)
59 d/yr
Annual snowfall
29.4 cm
Average feels-like high
10.7 °C
Average feels-like low
0.8 °C
Average peak gust
25.1 km/h
Tropical nights (≥ 20 °C)
51 d/yr
Solar radiation
15.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.1 °C
since 1940
+0.1 °C per decade · r² = 0.07 · p = 0.017
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
43.9 °C
22 July 2015
Coldest day
-36.0 °C
24 December 1984
Wettest day
50 mm
8 May 2004
Windiest day
51.8 km/h
13 August 2018
Strongest gust
74.2 km/h
2 May 2017
Hottest feels-like
44.7 °C
22 July 2015
Coldest feels-like
-40.7 °C
24 December 1984
Snowiest day
10.6 cm
8 November 2012
Sunniest day
15.0 h
6 June 1940
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | -11.9 °C | -1.0 °C | 5 mm | +1 mm |
| Feb | -7.8 °C | -1.6 °C | 3 mm | -3 mm |
| Mar | 7.2 °C | +1.0 °C | 40 mm | +17 mm |
| Apr | 22.0 °C | +3.7 °C | 24 mm | -21 mm |
| May | 28.1 °C | +3.2 °C | 70 mm | +21 mm |
| Jun | 33.6 °C | +3.7 °C | 7 mm | -23 mm |
| Jul | 34.2 °C | +2.3 °C | 13 mm | -11 mm |
| Aug | 31.5 °C | +1.0 °C | 11 mm | -17 mm |
| Sep | 24.2 °C | -0.2 °C | 47 mm | +16 mm |
| Oct | 13.5 °C | -1.3 °C | 46 mm | +14 mm |
| Nov | 4.5 °C | +2.0 °C | 23 mm | +6 mm |
| Dec | -4.7 °C | +3.0 °C | 11 mm | +5 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Wusu?
Wusu has a cold semi-arid climate (Köppen BSk). Over 1940-2025, the average annual temperature is 8.3 °C and it receives 297 mm of precipitation per year.
What is the hottest day ever recorded in Wusu?
The hottest day measured in Wusu between 1940 and 2025 was 22 July 2015, reaching 43.9 °C.
What is the coldest day in Wusu?
The coldest day measured in Wusu between 1940 and 2025 was 24 December 1984, at -36.0 °C.
Does it snow in Wusu?
Yes. Wusu gets on average 29.4 cm of snow per year and has around 142 frost days.
Has the climate of Wusu warmed?
Yes: Wusu warmed by +1.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Wusu?
The wettest day measured in Wusu between 1940 and 2025 was 8 May 2004, with 50 mm of rain in 24 hours.
What was the windiest day in Wusu?
The windiest day measured in Wusu between 1940 and 2025 was 13 August 2018, with winds reaching 51.8 km/h.
What is the warmest month in Wusu?
The warmest month in Wusu is July (26.6 °C on average); the coldest is January (-15.0 °C).
How much does it rain in Wusu?
Wusu receives on average 297 mm of precipitation per year, spread over about 59 rainy days.
Is it sunny in Wusu?
Wusu gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.
What is the biggest single-day snowfall in Wusu?
The heaviest 24-hour snowfall measured in Wusu between 1940 and 2025 was 8 November 2012, with 10.6 cm.
Are there tropical nights in Wusu?
Yes: Wusu has on average 51 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Wusu?
In Wusu, between 1940 and 2025, the highest apparent temperature reached 44.7 °C on 22 July 2015, and the lowest was -40.7 °C on 24 December 1984.
Compare Wusu with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Wusu