Chaihe climate — normals and trends
Chaihe (China) has a warm-summer humid continental, dry winter climate (Dwb) under the Köppen-Geiger classification. Its mean annual temperature is 3.6 °C and it receives 599 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 (21.5 °C on average) and the coldest is January (-17.6 °C). Rainfall peaks in August.
Chaihe averages 183 frost days, 8 hot days (≥ 30 °C) and 94 rainy days per year.
Chaihe has warmed by +2.4 °C between 1940 and 2025, or +0.28 °C per decade. This trend is statistically significant.
The number of frost days there went from about 188 to 178 per year over the period.
The hottest day of the period reached 37.1 °C (on 4 August 1982) and the coldest -38.5 °C (on 4 January 1970).
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
ChaiheHeilongjiang
- coords
- 44.76°, 129.68°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
3.6°C
Average daily high
9.1°C
Average daily low
-1.8°C
Annual rainfall
599mm
Sunshine / day
9.1h
Mean relative humidity
67%
Average peak wind
15.6km/h
Seasonal range
39.1°C
Frost days (< 0 °C)
183 d/yr
Hot days (≥ 30 °C)
8 d/yr
Rainy days (≥ 1 mm)
94 d/yr
Annual snowfall
57.3 cm
Average feels-like high
6.2 °C
Average feels-like low
-4.9 °C
Average peak gust
33.2 km/h
Tropical nights (≥ 20 °C)
7 d/yr
Solar radiation
14.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.4 °C
since 1940
+0.3 °C per decade · r² = 0.55 · 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
37.1 °C
4 August 1982
Coldest day
-38.5 °C
4 January 1970
Wettest day
139 mm
23 August 1960
Windiest day
44.2 km/h
28 April 2005
Strongest gust
101.9 km/h
29 April 1983
Hottest feels-like
39.9 °C
4 August 1982
Coldest feels-like
-43.9 °C
4 January 1970
Snowiest day
26.8 cm
19 November 2020
Sunniest day
15.0 h
14 July 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 | -9.5 °C | +2.3 °C | 3 mm | -3 mm |
| Feb | -7.1 °C | +0.2 °C | 5 mm | -4 mm |
| Mar | 2.8 °C | +1.6 °C | 18 mm | -2 mm |
| Apr | 13.5 °C | +2.0 °C | 37 mm | -4 mm |
| May | 19.4 °C | +0.7 °C | 83 mm | +12 mm |
| Jun | 25.6 °C | +2.3 °C | 78 mm | -3 mm |
| Jul | 28.9 °C | +2.8 °C | 131 mm | +24 mm |
| Aug | 26.2 °C | +1.1 °C | 102 mm | -24 mm |
| Sep | 23.5 °C | +3.7 °C | 21 mm | -41 mm |
| Oct | 10.6 °C | -0.8 °C | 14 mm | -29 mm |
| Nov | 2.6 °C | +2.7 °C | 20 mm | -4 mm |
| Dec | -7.8 °C | +1.5 °C | 6 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 Chaihe?
Chaihe has a warm-summer humid continental, dry winter climate (Köppen Dwb). Over 1940-2025, the average annual temperature is 3.6 °C and it receives 599 mm of precipitation per year.
What is the hottest day ever recorded in Chaihe?
The hottest day measured in Chaihe between 1940 and 2025 was 4 August 1982, reaching 37.1 °C.
What is the coldest day in Chaihe?
The coldest day measured in Chaihe between 1940 and 2025 was 4 January 1970, at -38.5 °C.
Does it snow in Chaihe?
Yes. Chaihe gets on average 57.3 cm of snow per year and has around 183 frost days.
Has the climate of Chaihe warmed?
Yes: Chaihe warmed by +2.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Chaihe?
The wettest day measured in Chaihe between 1940 and 2025 was 23 August 1960, with 139 mm of rain in 24 hours.
What was the windiest day in Chaihe?
The windiest day measured in Chaihe between 1940 and 2025 was 28 April 2005, with winds reaching 44.2 km/h.
What is the warmest month in Chaihe?
The warmest month in Chaihe is July (21.5 °C on average); the coldest is January (-17.6 °C).
How much does it rain in Chaihe?
Chaihe receives on average 599 mm of precipitation per year, spread over about 94 rainy days.
Is it sunny in Chaihe?
Chaihe 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 Chaihe?
The heaviest 24-hour snowfall measured in Chaihe between 1940 and 2025 was 19 November 2020, with 26.8 cm.
Are there tropical nights in Chaihe?
Yes: Chaihe has on average 7 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Chaihe?
In Chaihe, between 1940 and 2025, the highest apparent temperature reached 39.9 °C on 4 August 1982, and the lowest was -43.9 °C on 4 January 1970.
Compare Chaihe with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Chaihe