Erenhot climate — normals and trends
Erenhot (China) has a cold desert climate (BWk) under the Köppen-Geiger classification. Its mean annual temperature is 4.7 °C and it receives 179 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 (23.8 °C on average) and the coldest is January (-16.2 °C). Rainfall peaks in August.
Erenhot averages 186 frost days, 33 hot days (≥ 30 °C) and 34 rainy days per year.
Erenhot has warmed by +1.3 °C between 1940 and 2025, or +0.15 °C per decade. This trend is statistically significant.
The number of frost days there went from about 195 to 177 per year over the period.
The hottest day of the period reached 41.5 °C (on 10 July 1942) and the coldest -40.1 °C (on 16 January 1958).
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
ErenhotInner Mongolia
- coords
- 43.65°, 111.98°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
4.7°C
Average daily high
11.2°C
Average daily low
-1.3°C
Annual rainfall
179mm
Sunshine / day
10.3h
Mean relative humidity
48%
Average peak wind
20.8km/h
Seasonal range
40.0°C
Frost days (< 0 °C)
186 d/yr
Hot days (≥ 30 °C)
33 d/yr
Rainy days (≥ 1 mm)
34 d/yr
Annual snowfall
12.7 cm
Average feels-like high
6.8 °C
Average feels-like low
-5.5 °C
Average peak gust
37.1 km/h
Tropical nights (≥ 20 °C)
10 d/yr
Solar radiation
16.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.3 °C
since 1940
+0.2 °C per decade · r² = 0.16 · 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
41.5 °C
10 July 1942
Coldest day
-40.1 °C
16 January 1958
Wettest day
74 mm
19 June 1946
Windiest day
60.3 km/h
27 March 2004
Strongest gust
102.6 km/h
27 March 2004
Hottest feels-like
40.7 °C
28 July 2010
Coldest feels-like
-46.0 °C
16 January 1958
Snowiest day
12.0 cm
26 March 1991
Sunniest day
14.9 h
4 July 1951
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 | -7.0 °C | +3.0 °C | 2 mm | +0 mm |
| Feb | -5.2 °C | -0.2 °C | 0 mm | -2 mm |
| Mar | 7.2 °C | +2.8 °C | 2 mm | -4 mm |
| Apr | 15.5 °C | +1.6 °C | 4 mm | -5 mm |
| May | 21.1 °C | -0.3 °C | 9 mm | -8 mm |
| Jun | 28.0 °C | +1.0 °C | 9 mm | -15 mm |
| Jul | 30.9 °C | +1.3 °C | 39 mm | -1 mm |
| Aug | 28.7 °C | +1.4 °C | 35 mm | -8 mm |
| Sep | 24.0 °C | +3.0 °C | 10 mm | -11 mm |
| Oct | 11.3 °C | -0.9 °C | 5 mm | -5 mm |
| Nov | 3.2 °C | +2.6 °C | 10 mm | +7 mm |
| Dec | -6.9 °C | +1.4 °C | 0 mm | -1 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 Erenhot?
Erenhot has a cold desert climate (Köppen BWk). Over 1940-2025, the average annual temperature is 4.7 °C and it receives 179 mm of precipitation per year.
What is the hottest day ever recorded in Erenhot?
The hottest day measured in Erenhot between 1940 and 2025 was 10 July 1942, reaching 41.5 °C.
What is the coldest day in Erenhot?
The coldest day measured in Erenhot between 1940 and 2025 was 16 January 1958, at -40.1 °C.
Does it snow in Erenhot?
Yes. Erenhot gets on average 12.7 cm of snow per year and has around 186 frost days.
Has the climate of Erenhot warmed?
Yes: Erenhot warmed by +1.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Erenhot?
The wettest day measured in Erenhot between 1940 and 2025 was 19 June 1946, with 74 mm of rain in 24 hours.
What was the windiest day in Erenhot?
The windiest day measured in Erenhot between 1940 and 2025 was 27 March 2004, with winds reaching 60.3 km/h.
What is the warmest month in Erenhot?
The warmest month in Erenhot is July (23.8 °C on average); the coldest is January (-16.2 °C).
How much does it rain in Erenhot?
Erenhot receives on average 179 mm of precipitation per year, spread over about 34 rainy days.
Is it sunny in Erenhot?
Erenhot gets on average 10.3 hours of sunshine per day, roughly 3,760 hours per year over 1940-2025.
What is the biggest single-day snowfall in Erenhot?
The heaviest 24-hour snowfall measured in Erenhot between 1940 and 2025 was 26 March 1991, with 12.0 cm.
Are there tropical nights in Erenhot?
Yes: Erenhot has on average 10 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Erenhot?
In Erenhot, between 1940 and 2025, the highest apparent temperature reached 40.7 °C on 28 July 2010, and the lowest was -46.0 °C on 16 January 1958.
Compare Erenhot with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Erenhot