Suifenhe climate — normals and trends
Suifenhe (China) has a warm-summer humid continental, dry winter climate (Dwb) under the Köppen-Geiger classification. Its mean annual temperature is 3.1 °C and it receives 753 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 (19.8 °C on average) and the coldest is January (-16.8 °C). Rainfall peaks in August.
Suifenhe averages 181 frost days, 3 hot days (≥ 30 °C) and 106 rainy days per year.
Suifenhe has warmed by +2.2 °C between 1940 and 2025, or +0.26 °C per decade. This trend is statistically significant.
The number of frost days there went from about 188 to 174 per year over the period.
The hottest day of the period reached 34.2 °C (on 25 June 2010) and the coldest -36.6 °C (on 11 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
SuifenheHeilongjiang
- coords
- 44.40°, 131.15°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
3.1°C
Average daily high
8.3°C
Average daily low
-1.8°C
Annual rainfall
753mm
Sunshine / day
8.9h
Mean relative humidity
69%
Average peak wind
15.6km/h
Seasonal range
36.6°C
Frost days (< 0 °C)
181 d/yr
Hot days (≥ 30 °C)
3 d/yr
Rainy days (≥ 1 mm)
106 d/yr
Annual snowfall
71.0 cm
Average feels-like high
5.5 °C
Average feels-like low
-5.1 °C
Average peak gust
38.6 km/h
Tropical nights (≥ 20 °C)
3 d/yr
Solar radiation
14.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.2 °C
since 1940
+0.3 °C per decade · r² = 0.53 · 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
34.2 °C
25 June 2010
Coldest day
-36.6 °C
11 January 1951
Wettest day
91 mm
21 August 1957
Windiest day
45.7 km/h
27 April 1983
Strongest gust
113.0 km/h
3 September 2020
Hottest feels-like
40.1 °C
16 July 1958
Coldest feels-like
-41.9 °C
7 January 1951
Snowiest day
30.0 cm
22 October 1974
Sunniest day
15.0 h
21 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 | -8.3 °C | +2.9 °C | 2 mm | -6 mm |
| Feb | -5.8 °C | +1.3 °C | 1 mm | -9 mm |
| Mar | 2.3 °C | +1.5 °C | 14 mm | -10 mm |
| Apr | 11.8 °C | +1.3 °C | 65 mm | +16 mm |
| May | 18.6 °C | +1.4 °C | 91 mm | +4 mm |
| Jun | 24.0 °C | +2.9 °C | 113 mm | -0 mm |
| Jul | 27.5 °C | +3.3 °C | 140 mm | +1 mm |
| Aug | 24.8 °C | +0.8 °C | 147 mm | -6 mm |
| Sep | 22.2 °C | +3.3 °C | 34 mm | -50 mm |
| Oct | 9.5 °C | -1.4 °C | 13 mm | -37 mm |
| Nov | 2.5 °C | +2.7 °C | 16 mm | -10 mm |
| Dec | -7.8 °C | +1.2 °C | 8 mm | -4 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 Suifenhe?
Suifenhe has a warm-summer humid continental, dry winter climate (Köppen Dwb). Over 1940-2025, the average annual temperature is 3.1 °C and it receives 753 mm of precipitation per year.
What is the hottest day ever recorded in Suifenhe?
The hottest day measured in Suifenhe between 1940 and 2025 was 25 June 2010, reaching 34.2 °C.
What is the coldest day in Suifenhe?
The coldest day measured in Suifenhe between 1940 and 2025 was 11 January 1951, at -36.6 °C.
Does it snow in Suifenhe?
Yes. Suifenhe gets on average 71.0 cm of snow per year and has around 181 frost days.
Has the climate of Suifenhe warmed?
Yes: Suifenhe warmed by +2.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Suifenhe?
The wettest day measured in Suifenhe between 1940 and 2025 was 21 August 1957, with 91 mm of rain in 24 hours.
What was the windiest day in Suifenhe?
The windiest day measured in Suifenhe between 1940 and 2025 was 27 April 1983, with winds reaching 45.7 km/h.
What is the warmest month in Suifenhe?
The warmest month in Suifenhe is July (19.8 °C on average); the coldest is January (-16.8 °C).
How much does it rain in Suifenhe?
Suifenhe receives on average 753 mm of precipitation per year, spread over about 106 rainy days.
Is it sunny in Suifenhe?
Suifenhe gets on average 8.9 hours of sunshine per day, roughly 3,249 hours per year over 1940-2025.
What is the biggest single-day snowfall in Suifenhe?
The heaviest 24-hour snowfall measured in Suifenhe between 1940 and 2025 was 22 October 1974, with 30.0 cm.
Are there tropical nights in Suifenhe?
Yes: Suifenhe has on average 3 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Suifenhe?
In Suifenhe, between 1940 and 2025, the highest apparent temperature reached 40.1 °C on 16 July 1958, and the lowest was -41.9 °C on 7 January 1951.
Compare Suifenhe with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Suifenhe