Changchun climate — normals and trends
Changchun (China) has a hot-summer humid continental, dry winter climate (Dwa) under the Köppen-Geiger classification. Its mean annual temperature is 5.7 °C and it receives 714 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 (23.7 °C on average) and the coldest is January (-15.8 °C). Rainfall peaks in July.
Changchun averages 168 frost days, 15 hot days (≥ 30 °C) and 90 rainy days per year.
Changchun has warmed by +2.4 °C between 1940 and 2025, or +0.29 °C per decade. This trend is statistically significant.
The number of frost days there went from about 173 to 163 per year over the period.
The hottest day of the period reached 38.5 °C (on 26 June 2010) and the coldest -39.7 °C (on 13 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
ChangchunJilin
- coords
- 43.88°, 125.32°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
5.7°C
Average daily high
10.9°C
Average daily low
0.5°C
Annual rainfall
714mm
Sunshine / day
9.1h
Mean relative humidity
64%
Average peak wind
20.1km/h
Seasonal range
39.5°C
Frost days (< 0 °C)
168 d/yr
Hot days (≥ 30 °C)
15 d/yr
Rainy days (≥ 1 mm)
90 d/yr
Annual snowfall
37.6 cm
Average feels-like high
7.8 °C
Average feels-like low
-2.8 °C
Average peak gust
37.5 km/h
Tropical nights (≥ 20 °C)
26 d/yr
Solar radiation
14.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.4 °C
since 1940
+0.3 °C per decade · r² = 0.47 · 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
38.5 °C
26 June 2010
Coldest day
-39.7 °C
13 January 2001
Wettest day
133 mm
9 July 2008
Windiest day
56.0 km/h
5 May 1954
Strongest gust
103.3 km/h
8 April 2010
Hottest feels-like
40.6 °C
30 July 2018
Coldest feels-like
-45.4 °C
13 January 2001
Snowiest day
17.0 cm
12 March 1961
Sunniest day
15.0 h
15 June 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 | -5.9 °C | +4.4 °C | 8 mm | +3 mm |
| Feb | -3.7 °C | +1.9 °C | 1 mm | -7 mm |
| Mar | 5.7 °C | +2.5 °C | 10 mm | -10 mm |
| Apr | 15.5 °C | +1.6 °C | 89 mm | +51 mm |
| May | 21.6 °C | +0.4 °C | 50 mm | -17 mm |
| Jun | 26.8 °C | +1.1 °C | 126 mm | +20 mm |
| Jul | 29.9 °C | +2.2 °C | 165 mm | -7 mm |
| Aug | 27.5 °C | +1.0 °C | 118 mm | -35 mm |
| Sep | 25.2 °C | +3.7 °C | 31 mm | -44 mm |
| Oct | 12.9 °C | -0.4 °C | 6 mm | -37 mm |
| Nov | 5.0 °C | +3.4 °C | 5 mm | -15 mm |
| Dec | -6.0 °C | +1.6 °C | 7 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 Changchun?
Changchun has a hot-summer humid continental, dry winter climate (Köppen Dwa). Over 1940-2025, the average annual temperature is 5.7 °C and it receives 714 mm of precipitation per year.
What is the hottest day ever recorded in Changchun?
The hottest day measured in Changchun between 1940 and 2025 was 26 June 2010, reaching 38.5 °C.
What is the coldest day in Changchun?
The coldest day measured in Changchun between 1940 and 2025 was 13 January 2001, at -39.7 °C.
Does it snow in Changchun?
Yes. Changchun gets on average 37.6 cm of snow per year and has around 168 frost days.
Has the climate of Changchun warmed?
Yes: Changchun warmed by +2.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Changchun?
The wettest day measured in Changchun between 1940 and 2025 was 9 July 2008, with 133 mm of rain in 24 hours.
What was the windiest day in Changchun?
The windiest day measured in Changchun between 1940 and 2025 was 5 May 1954, with winds reaching 56.0 km/h.
What is the warmest month in Changchun?
The warmest month in Changchun is July (23.7 °C on average); the coldest is January (-15.8 °C).
How much does it rain in Changchun?
Changchun receives on average 714 mm of precipitation per year, spread over about 90 rainy days.
Is it sunny in Changchun?
Changchun gets on average 9.1 hours of sunshine per day, roughly 3,322 hours per year over 1940-2025.
What is the biggest single-day snowfall in Changchun?
The heaviest 24-hour snowfall measured in Changchun between 1940 and 2025 was 12 March 1961, with 17.0 cm.
Are there tropical nights in Changchun?
Yes: Changchun has on average 26 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Changchun?
In Changchun, between 1940 and 2025, the highest apparent temperature reached 40.6 °C on 30 July 2018, and the lowest was -45.4 °C on 13 January 2001.
Compare Changchun with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Changchun