Yichun climate — normals and trends
Yichun (China) has a warm-summer humid continental, dry winter climate (Dwb) under the Köppen-Geiger classification. Its mean annual temperature is 0.6 °C and it receives 666 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 (20.3 °C on average) and the coldest is January (-22.8 °C). Rainfall peaks in July.
Yichun averages 200 frost days, 3 hot days (≥ 30 °C) and 103 rainy days per year.
Yichun has warmed by +2.1 °C between 1940 and 2025, or +0.25 °C per decade. This trend is statistically significant.
The number of frost days there went from about 204 to 196 per year over the period.
The hottest day of the period reached 35.7 °C (on 27 June 2010) and the coldest -45.6 °C (on 7 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
YichunHeilongjiang
- coords
- 47.72°, 128.88°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
0.6°C
Average daily high
6.3°C
Average daily low
-5.2°C
Annual rainfall
666mm
Sunshine / day
8.8h
Mean relative humidity
70%
Average peak wind
12.9km/h
Seasonal range
43.1°C
Frost days (< 0 °C)
200 d/yr
Hot days (≥ 30 °C)
3 d/yr
Rainy days (≥ 1 mm)
103 d/yr
Annual snowfall
61.0 cm
Average feels-like high
3.4 °C
Average feels-like low
-8.3 °C
Average peak gust
33.4 km/h
Tropical nights (≥ 20 °C)
2 d/yr
Solar radiation
13.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °C
since 1940
+0.3 °C per decade · r² = 0.42 · 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
35.7 °C
27 June 2010
Coldest day
-45.6 °C
7 January 1951
Wettest day
117 mm
24 August 1951
Windiest day
39.6 km/h
14 April 1956
Strongest gust
95.8 km/h
14 April 1956
Hottest feels-like
38.2 °C
26 June 2010
Coldest feels-like
-50.4 °C
7 January 1951
Snowiest day
20.2 cm
28 October 1966
Sunniest day
15.0 h
31 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 | -14.0 °C | +2.2 °C | 6 mm | +1 mm |
| Feb | -10.1 °C | +0.7 °C | 9 mm | +2 mm |
| Mar | -1.2 °C | +0.4 °C | 15 mm | -3 mm |
| Apr | 11.7 °C | +2.5 °C | 66 mm | +27 mm |
| May | 18.0 °C | +1.0 °C | 50 mm | -23 mm |
| Jun | 23.0 °C | +0.9 °C | 187 mm | +85 mm |
| Jul | 27.6 °C | +2.7 °C | 132 mm | -2 mm |
| Aug | 23.8 °C | +0.4 °C | 130 mm | -3 mm |
| Sep | 21.3 °C | +3.6 °C | 64 mm | -17 mm |
| Oct | 7.5 °C | -1.0 °C | 12 mm | -32 mm |
| Nov | -1.4 °C | +2.7 °C | 30 mm | +11 mm |
| Dec | -14.2 °C | 0.0 °C | 13 mm | +2 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 Yichun?
Yichun has a warm-summer humid continental, dry winter climate (Köppen Dwb). Over 1940-2025, the average annual temperature is 0.6 °C and it receives 666 mm of precipitation per year.
What is the hottest day ever recorded in Yichun?
The hottest day measured in Yichun between 1940 and 2025 was 27 June 2010, reaching 35.7 °C.
What is the coldest day in Yichun?
The coldest day measured in Yichun between 1940 and 2025 was 7 January 1951, at -45.6 °C.
Does it snow in Yichun?
Yes. Yichun gets on average 61.0 cm of snow per year and has around 200 frost days.
Has the climate of Yichun warmed?
Yes: Yichun warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Yichun?
The wettest day measured in Yichun between 1940 and 2025 was 24 August 1951, with 117 mm of rain in 24 hours.
What was the windiest day in Yichun?
The windiest day measured in Yichun between 1940 and 2025 was 14 April 1956, with winds reaching 39.6 km/h.
What is the warmest month in Yichun?
The warmest month in Yichun is July (20.3 °C on average); the coldest is January (-22.8 °C).
How much does it rain in Yichun?
Yichun receives on average 666 mm of precipitation per year, spread over about 103 rainy days.
Is it sunny in Yichun?
Yichun gets on average 8.8 hours of sunshine per day, roughly 3,212 hours per year over 1940-2025.
What is the biggest single-day snowfall in Yichun?
The heaviest 24-hour snowfall measured in Yichun between 1940 and 2025 was 28 October 1966, with 20.2 cm.
Are there tropical nights in Yichun?
Yes: Yichun has on average 2 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Yichun?
In Yichun, between 1940 and 2025, the highest apparent temperature reached 38.2 °C on 26 June 2010, and the lowest was -50.4 °C on 7 January 1951.
Compare Yichun with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Yichun