Tacheng climate — normals and trends
Tacheng (China) has a hot-summer humid continental climate (Dfa) under the Köppen-Geiger classification. Its mean annual temperature is 7.0 °C and it receives 322 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 (23.1 °C on average) and the coldest is January (-10.6 °C). Rainfall peaks in November.
Tacheng averages 159 frost days, 38 hot days (≥ 30 °C) and 70 rainy days per year.
Tacheng has warmed by +1.4 °C between 1940 and 2025, or +0.17 °C per decade. This trend is statistically significant.
The number of frost days there went from about 168 to 150 per year over the period.
The hottest day of the period reached 40.8 °C (on 8 July 1943) and the coldest -40.4 °C (on 26 February 1951).
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
TachengXinjiang
- coords
- 46.75°, 82.96°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
7.0°C
Average daily high
12.7°C
Average daily low
1.7°C
Annual rainfall
322mm
Sunshine / day
10.1h
Mean relative humidity
55%
Average peak wind
13.6km/h
Seasonal range
33.7°C
Frost days (< 0 °C)
159 d/yr
Hot days (≥ 30 °C)
38 d/yr
Rainy days (≥ 1 mm)
70 d/yr
Annual snowfall
81.5 cm
Average feels-like high
9.8 °C
Average feels-like low
-1.6 °C
Average peak gust
28.7 km/h
Tropical nights (≥ 20 °C)
7 d/yr
Solar radiation
15.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.4 °C
since 1940
+0.2 °C per decade · r² = 0.13 · p = < 0.001
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
40.8 °C
8 July 1943
Coldest day
-40.4 °C
26 February 1951
Wettest day
43 mm
21 September 2015
Windiest day
61.2 km/h
18 April 1998
Strongest gust
123.1 km/h
18 April 1998
Hottest feels-like
40.3 °C
21 July 2015
Coldest feels-like
-45.0 °C
26 February 1951
Snowiest day
22.7 cm
20 February 1958
Sunniest day
15.0 h
21 May 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 | -4.0 °C | +2.0 °C | 31 mm | +10 mm |
| Feb | -1.6 °C | +2.1 °C | 8 mm | -12 mm |
| Mar | 5.2 °C | +0.9 °C | 65 mm | +40 mm |
| Apr | 19.0 °C | +3.7 °C | 34 mm | -1 mm |
| May | 25.4 °C | +3.3 °C | 30 mm | -3 mm |
| Jun | 30.9 °C | +3.6 °C | 10 mm | -16 mm |
| Jul | 32.4 °C | +3.1 °C | 20 mm | -8 mm |
| Aug | 27.5 °C | -0.8 °C | 28 mm | +11 mm |
| Sep | 21.8 °C | -0.8 °C | 49 mm | +32 mm |
| Oct | 13.0 °C | -0.9 °C | 21 mm | -8 mm |
| Nov | 5.1 °C | +1.9 °C | 38 mm | -3 mm |
| Dec | -1.9 °C | +2.0 °C | 36 mm | +6 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 Tacheng?
Tacheng has a hot-summer humid continental climate (Köppen Dfa). Over 1940-2025, the average annual temperature is 7.0 °C and it receives 322 mm of precipitation per year.
What is the hottest day ever recorded in Tacheng?
The hottest day measured in Tacheng between 1940 and 2025 was 8 July 1943, reaching 40.8 °C.
What is the coldest day in Tacheng?
The coldest day measured in Tacheng between 1940 and 2025 was 26 February 1951, at -40.4 °C.
Does it snow in Tacheng?
Yes. Tacheng gets on average 81.5 cm of snow per year and has around 159 frost days.
Has the climate of Tacheng warmed?
Yes: Tacheng warmed by +1.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Tacheng?
The wettest day measured in Tacheng between 1940 and 2025 was 21 September 2015, with 43 mm of rain in 24 hours.
What was the windiest day in Tacheng?
The windiest day measured in Tacheng between 1940 and 2025 was 18 April 1998, with winds reaching 61.2 km/h.
What is the warmest month in Tacheng?
The warmest month in Tacheng is July (23.1 °C on average); the coldest is January (-10.6 °C).
How much does it rain in Tacheng?
Tacheng receives on average 322 mm of precipitation per year, spread over about 70 rainy days.
Is it sunny in Tacheng?
Tacheng 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 Tacheng?
The heaviest 24-hour snowfall measured in Tacheng between 1940 and 2025 was 20 February 1958, with 22.7 cm.
Are there tropical nights in Tacheng?
Yes: Tacheng has on average 7 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Tacheng?
In Tacheng, between 1940 and 2025, the highest apparent temperature reached 40.3 °C on 21 July 2015, and the lowest was -45.0 °C on 26 February 1951.
Compare Tacheng with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Tacheng