Jiamusi climate — normals and trends
Jiamusi (China) has a hot-summer humid continental, dry winter climate (Dwa) under the Köppen-Geiger classification. Its mean annual temperature is 3.2 °C and it receives 594 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 (22.5 °C on average) and the coldest is January (-20.0 °C). Rainfall peaks in August.
Jiamusi averages 182 frost days, 13 hot days (≥ 30 °C) and 91 rainy days per year.
Jiamusi 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 186 to 178 per year over the period.
The hottest day of the period reached 38.5 °C (on 17 June 2008) and the coldest -41.9 °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
JiamusiHeilongjiang
- coords
- 46.80°, 130.31°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
3.2°C
Average daily high
8.6°C
Average daily low
-2.0°C
Annual rainfall
594mm
Sunshine / day
9.1h
Mean relative humidity
68%
Average peak wind
15.8km/h
Seasonal range
42.5°C
Frost days (< 0 °C)
182 d/yr
Hot days (≥ 30 °C)
13 d/yr
Rainy days (≥ 1 mm)
91 d/yr
Annual snowfall
49.2 cm
Average feels-like high
5.8 °C
Average feels-like low
-5.2 °C
Average peak gust
32.1 km/h
Tropical nights (≥ 20 °C)
12 d/yr
Solar radiation
13.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.2 °C
since 1940
+0.3 °C per decade · r² = 0.47 · 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
17 June 2008
Coldest day
-41.9 °C
7 January 1951
Wettest day
96 mm
13 July 1994
Windiest day
50.6 km/h
14 April 1956
Strongest gust
98.3 km/h
14 April 1956
Hottest feels-like
41.5 °C
26 June 2010
Coldest feels-like
-47.5 °C
7 January 1951
Snowiest day
21.6 cm
25 October 1980
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 | -13.1 °C | +1.1 °C | 3 mm | -3 mm |
| Feb | -7.9 °C | +0.9 °C | 6 mm | -1 mm |
| Mar | 1.6 °C | +1.1 °C | 14 mm | -4 mm |
| Apr | 13.8 °C | +2.0 °C | 43 mm | +7 mm |
| May | 20.1 °C | +0.6 °C | 74 mm | +9 mm |
| Jun | 25.6 °C | +1.1 °C | 120 mm | +31 mm |
| Jul | 30.1 °C | +3.1 °C | 69 mm | -46 mm |
| Aug | 26.5 °C | +1.1 °C | 63 mm | -58 mm |
| Sep | 23.7 °C | +3.7 °C | 42 mm | -24 mm |
| Oct | 10.1 °C | -1.1 °C | 11 mm | -31 mm |
| Nov | 1.4 °C | +2.9 °C | 13 mm | -5 mm |
| Dec | -9.9 °C | +2.1 °C | 8 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 Jiamusi?
Jiamusi has a hot-summer humid continental, dry winter climate (Köppen Dwa). Over 1940-2025, the average annual temperature is 3.2 °C and it receives 594 mm of precipitation per year.
What is the hottest day ever recorded in Jiamusi?
The hottest day measured in Jiamusi between 1940 and 2025 was 17 June 2008, reaching 38.5 °C.
What is the coldest day in Jiamusi?
The coldest day measured in Jiamusi between 1940 and 2025 was 7 January 1951, at -41.9 °C.
Does it snow in Jiamusi?
Yes. Jiamusi gets on average 49.2 cm of snow per year and has around 182 frost days.
Has the climate of Jiamusi warmed?
Yes: Jiamusi warmed by +2.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Jiamusi?
The wettest day measured in Jiamusi between 1940 and 2025 was 13 July 1994, with 96 mm of rain in 24 hours.
What was the windiest day in Jiamusi?
The windiest day measured in Jiamusi between 1940 and 2025 was 14 April 1956, with winds reaching 50.6 km/h.
What is the warmest month in Jiamusi?
The warmest month in Jiamusi is July (22.5 °C on average); the coldest is January (-20.0 °C).
How much does it rain in Jiamusi?
Jiamusi receives on average 594 mm of precipitation per year, spread over about 91 rainy days.
Is it sunny in Jiamusi?
Jiamusi 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 Jiamusi?
The heaviest 24-hour snowfall measured in Jiamusi between 1940 and 2025 was 25 October 1980, with 21.6 cm.
Are there tropical nights in Jiamusi?
Yes: Jiamusi has on average 12 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Jiamusi?
In Jiamusi, between 1940 and 2025, the highest apparent temperature reached 41.5 °C on 26 June 2010, and the lowest was -47.5 °C on 7 January 1951.
Compare Jiamusi with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Jiamusi