Tongliao climate — normals and trends
Tongliao (China) has a hot-summer humid continental, dry winter climate (Dwa) under the Köppen-Geiger classification. Its mean annual temperature is 7.3 °C and it receives 477 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 (24.7 °C on average) and the coldest is January (-12.6 °C). Rainfall peaks in July.
Tongliao averages 162 frost days, 34 hot days (≥ 30 °C) and 62 rainy days per year.
Tongliao has warmed by +2.3 °C between 1940 and 2025, or +0.27 °C per decade. This trend is statistically significant.
The number of frost days there went from about 170 to 154 per year over the period.
The hottest day of the period reached 41.0 °C (on 18 May 2017) and the coldest -34.5 °C (on 10 January 2001).
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
TongliaoInner Mongolia
- coords
- 43.61°, 122.27°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
7.3°C
Average daily high
12.8°C
Average daily low
2.1°C
Annual rainfall
477mm
Sunshine / day
9.7h
Mean relative humidity
54%
Average peak wind
20.2km/h
Seasonal range
37.3°C
Frost days (< 0 °C)
162 d/yr
Hot days (≥ 30 °C)
34 d/yr
Rainy days (≥ 1 mm)
62 d/yr
Annual snowfall
22.7 cm
Average feels-like high
9.5 °C
Average feels-like low
-1.3 °C
Average peak gust
38.1 km/h
Tropical nights (≥ 20 °C)
32 d/yr
Solar radiation
15.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.3 °C
since 1940
+0.3 °C per decade · r² = 0.50 · 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
41.0 °C
18 May 2017
Coldest day
-34.5 °C
10 January 2001
Wettest day
147 mm
10 August 1984
Windiest day
56.1 km/h
8 November 2021
Strongest gust
100.1 km/h
7 July 1958
Hottest feels-like
42.4 °C
14 July 1997
Coldest feels-like
-40.2 °C
10 January 2001
Snowiest day
32.2 cm
8 November 2021
Sunniest day
14.1 h
20 June 2009
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 | -3.8 °C | +3.5 °C | 8 mm | +6 mm |
| Feb | -2.0 °C | +0.9 °C | 0 mm | -4 mm |
| Mar | 8.0 °C | +2.7 °C | 3 mm | -10 mm |
| Apr | 16.8 °C | +1.4 °C | 70 mm | +45 mm |
| May | 23.6 °C | +0.7 °C | 20 mm | -27 mm |
| Jun | 28.7 °C | +1.5 °C | 43 mm | -28 mm |
| Jul | 31.1 °C | +1.9 °C | 146 mm | +22 mm |
| Aug | 28.4 °C | +0.6 °C | 91 mm | -14 mm |
| Sep | 26.6 °C | +3.7 °C | 18 mm | -27 mm |
| Oct | 14.1 °C | -0.5 °C | 4 mm | -23 mm |
| Nov | 7.1 °C | +3.9 °C | 6 mm | -4 mm |
| Dec | -3.6 °C | +1.6 °C | 1 mm | -3 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 Tongliao?
Tongliao has a hot-summer humid continental, dry winter climate (Köppen Dwa). Over 1940-2025, the average annual temperature is 7.3 °C and it receives 477 mm of precipitation per year.
What is the hottest day ever recorded in Tongliao?
The hottest day measured in Tongliao between 1940 and 2025 was 18 May 2017, reaching 41.0 °C.
What is the coldest day in Tongliao?
The coldest day measured in Tongliao between 1940 and 2025 was 10 January 2001, at -34.5 °C.
Does it snow in Tongliao?
Yes. Tongliao gets on average 22.7 cm of snow per year and has around 162 frost days.
Has the climate of Tongliao warmed?
Yes: Tongliao warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Tongliao?
The wettest day measured in Tongliao between 1940 and 2025 was 10 August 1984, with 147 mm of rain in 24 hours.
What was the windiest day in Tongliao?
The windiest day measured in Tongliao between 1940 and 2025 was 8 November 2021, with winds reaching 56.1 km/h.
What is the warmest month in Tongliao?
The warmest month in Tongliao is July (24.7 °C on average); the coldest is January (-12.6 °C).
How much does it rain in Tongliao?
Tongliao receives on average 477 mm of precipitation per year, spread over about 62 rainy days.
Is it sunny in Tongliao?
Tongliao gets on average 9.7 hours of sunshine per day, roughly 3,540 hours per year over 1940-2025.
What is the biggest single-day snowfall in Tongliao?
The heaviest 24-hour snowfall measured in Tongliao between 1940 and 2025 was 8 November 2021, with 32.2 cm.
Are there tropical nights in Tongliao?
Yes: Tongliao has on average 32 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Tongliao?
In Tongliao, between 1940 and 2025, the highest apparent temperature reached 42.4 °C on 14 July 1997, and the lowest was -40.2 °C on 10 January 2001.
Compare Tongliao with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Tongliao