Changji climate — normals and trends
Changji (China) has a cold semi-arid climate (BSk) under the Köppen-Geiger classification. Its mean annual temperature is 8.0 °C and it receives 206 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 (25.8 °C on average) and the coldest is January (-13.1 °C). Rainfall peaks in May.
Changji averages 152 frost days, 60 hot days (≥ 30 °C) and 48 rainy days per year.
No statistically significant temperature trend emerges for Changji between 1940 and 2025: over this span, year-to-year swings outweigh the climate signal.
The hottest day of the period reached 43.5 °C (on 22 July 2015) and the coldest -33.4 °C (on 26 December 1976).
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
ChangjiXinjiang
- coords
- 44.01°, 87.30°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.0°C
Average daily high
13.7°C
Average daily low
2.8°C
Annual rainfall
206mm
Sunshine / day
10.1h
Mean relative humidity
54%
Average peak wind
13.0km/h
Seasonal range
38.9°C
Frost days (< 0 °C)
152 d/yr
Hot days (≥ 30 °C)
60 d/yr
Rainy days (≥ 1 mm)
48 d/yr
Annual snowfall
28.7 cm
Average feels-like high
10.8 °C
Average feels-like low
-0.3 °C
Average peak gust
26.5 km/h
Tropical nights (≥ 20 °C)
31 d/yr
Solar radiation
16.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
No clear trend over this period
Over a short window, year-to-year swings outweigh the climate signal. Try 86 years.
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
43.5 °C
22 July 2015
Coldest day
-33.4 °C
26 December 1976
Wettest day
34 mm
27 August 2011
Windiest day
52.1 km/h
29 August 1996
Strongest gust
91.8 km/h
18 April 1998
Hottest feels-like
42.8 °C
9 July 2017
Coldest feels-like
-38.7 °C
26 December 1976
Snowiest day
9.5 cm
19 March 1964
Sunniest day
14.8 h
4 July 1946
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 | -9.7 °C | -1.1 °C | 6 mm | +1 mm |
| Feb | -7.6 °C | -3.2 °C | 0 mm | -6 mm |
| Mar | 7.1 °C | -0.1 °C | 16 mm | +2 mm |
| Apr | 22.9 °C | +4.9 °C | 15 mm | -12 mm |
| May | 28.1 °C | +3.7 °C | 51 mm | +25 mm |
| Jun | 33.7 °C | +4.4 °C | 5 mm | -17 mm |
| Jul | 34.6 °C | +3.1 °C | 17 mm | -2 mm |
| Aug | 31.8 °C | +1.8 °C | 18 mm | -4 mm |
| Sep | 24.8 °C | +0.7 °C | 20 mm | -5 mm |
| Oct | 13.8 °C | -1.4 °C | 26 mm | +5 mm |
| Nov | 5.8 °C | +2.2 °C | 27 mm | +13 mm |
| Dec | -5.3 °C | +0.7 °C | 12 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 Changji?
Changji has a cold semi-arid climate (Köppen BSk). Over 1940-2025, the average annual temperature is 8.0 °C and it receives 206 mm of precipitation per year.
What is the hottest day ever recorded in Changji?
The hottest day measured in Changji between 1940 and 2025 was 22 July 2015, reaching 43.5 °C.
What is the coldest day in Changji?
The coldest day measured in Changji between 1940 and 2025 was 26 December 1976, at -33.4 °C.
Does it snow in Changji?
Yes. Changji gets on average 28.7 cm of snow per year and has around 152 frost days.
Has the climate of Changji warmed?
Between 1940 and 2025, no statistically significant temperature trend emerges in Changji.
What is the wettest day in Changji?
The wettest day measured in Changji between 1940 and 2025 was 27 August 2011, with 34 mm of rain in 24 hours.
What was the windiest day in Changji?
The windiest day measured in Changji between 1940 and 2025 was 29 August 1996, with winds reaching 52.1 km/h.
What is the warmest month in Changji?
The warmest month in Changji is July (25.8 °C on average); the coldest is January (-13.1 °C).
How much does it rain in Changji?
Changji receives on average 206 mm of precipitation per year, spread over about 48 rainy days.
Is it sunny in Changji?
Changji gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.
What is the biggest single-day snowfall in Changji?
The heaviest 24-hour snowfall measured in Changji between 1940 and 2025 was 19 March 1964, with 9.5 cm.
Are there tropical nights in Changji?
Yes: Changji has on average 31 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Changji?
In Changji, between 1940 and 2025, the highest apparent temperature reached 42.8 °C on 9 July 2017, and the lowest was -38.7 °C on 26 December 1976.
Compare Changji with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Changji