Tumen climate — normals and trends
Tumen (China) has a warm-summer humid continental, dry winter climate (Dwb) under the Köppen-Geiger classification. Its mean annual temperature is 4.9 °C and it receives 642 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 August (20.9 °C on average) and the coldest is January (-14.3 °C). Rainfall peaks in August.
Tumen averages 176 frost days, 9 hot days (≥ 30 °C) and 91 rainy days per year.
Tumen has warmed by +2.7 °C between 1940 and 2025, or +0.32 °C per decade. This trend is statistically significant.
The number of frost days there went from about 182 to 170 per year over the period.
The hottest day of the period reached 36.4 °C (on 16 July 1958) and the coldest -38.9 °C (on 6 January 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
TumenJilin
- coords
- 42.97°, 129.84°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
4.9°C
Average daily high
10.8°C
Average daily low
-0.5°C
Annual rainfall
642mm
Sunshine / day
8.7h
Mean relative humidity
69%
Average peak wind
14.4km/h
Seasonal range
35.2°C
Frost days (< 0 °C)
176 d/yr
Hot days (≥ 30 °C)
9 d/yr
Rainy days (≥ 1 mm)
91 d/yr
Annual snowfall
56.3 cm
Average feels-like high
8.3 °C
Average feels-like low
-3.2 °C
Average peak gust
37.6 km/h
Tropical nights (≥ 20 °C)
8 d/yr
Solar radiation
14.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.7 °C
since 1940
+0.3 °C per decade · r² = 0.65 · 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
36.4 °C
16 July 1958
Coldest day
-38.9 °C
6 January 1951
Wettest day
105 mm
28 July 2010
Windiest day
40.1 km/h
22 August 1997
Strongest gust
114.5 km/h
3 September 2020
Hottest feels-like
42.3 °C
24 July 2021
Coldest feels-like
-44.2 °C
6 January 1951
Snowiest day
38.9 cm
9 November 1968
Sunniest day
15.0 h
19 June 1942
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 | +4.1 °C | 14 mm | +6 mm |
| Feb | -2.0 °C | +1.8 °C | 0 mm | -11 mm |
| Mar | 6.0 °C | +2.0 °C | 12 mm | -10 mm |
| Apr | 13.5 °C | +0.3 °C | 65 mm | +21 mm |
| May | 20.4 °C | +1.2 °C | 74 mm | +2 mm |
| Jun | 26.9 °C | +4.4 °C | 93 mm | +12 mm |
| Jul | 30.1 °C | +4.8 °C | 77 mm | -49 mm |
| Aug | 27.6 °C | +2.0 °C | 192 mm | +59 mm |
| Sep | 24.0 °C | +3.1 °C | 53 mm | -14 mm |
| Oct | 12.7 °C | -0.8 °C | 39 mm | -1 mm |
| Nov | 5.2 °C | +2.5 °C | 20 mm | -6 mm |
| Dec | -4.6 °C | +1.2 °C | 7 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 Tumen?
Tumen has a warm-summer humid continental, dry winter climate (Köppen Dwb). Over 1940-2025, the average annual temperature is 4.9 °C and it receives 642 mm of precipitation per year.
What is the hottest day ever recorded in Tumen?
The hottest day measured in Tumen between 1940 and 2025 was 16 July 1958, reaching 36.4 °C.
What is the coldest day in Tumen?
The coldest day measured in Tumen between 1940 and 2025 was 6 January 1951, at -38.9 °C.
Does it snow in Tumen?
Yes. Tumen gets on average 56.3 cm of snow per year and has around 176 frost days.
Has the climate of Tumen warmed?
Yes: Tumen warmed by +2.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Tumen?
The wettest day measured in Tumen between 1940 and 2025 was 28 July 2010, with 105 mm of rain in 24 hours.
What was the windiest day in Tumen?
The windiest day measured in Tumen between 1940 and 2025 was 22 August 1997, with winds reaching 40.1 km/h.
What is the warmest month in Tumen?
The warmest month in Tumen is August (20.9 °C on average); the coldest is January (-14.3 °C).
How much does it rain in Tumen?
Tumen receives on average 642 mm of precipitation per year, spread over about 91 rainy days.
Is it sunny in Tumen?
Tumen gets on average 8.7 hours of sunshine per day, roughly 3,175 hours per year over 1940-2025.
What is the biggest single-day snowfall in Tumen?
The heaviest 24-hour snowfall measured in Tumen between 1940 and 2025 was 9 November 1968, with 38.9 cm.
Are there tropical nights in Tumen?
Yes: Tumen has on average 8 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Tumen?
In Tumen, between 1940 and 2025, the highest apparent temperature reached 42.3 °C on 24 July 2021, and the lowest was -44.2 °C on 6 January 1951.
Compare Tumen with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Tumen