Ebetsu climate — normals and trends
Ebetsu (Japan) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 7.6 °C and it receives 1,020 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 August (21.3 °C on average) and the coldest is January (-5.9 °C). Rainfall peaks in August.
Ebetsu averages 138 frost days, 1 hot days (≥ 30 °C) and 142 rainy days per year.
Ebetsu has warmed by +2.6 °C between 1940 and 2025, or +0.30 °C per decade. This trend is statistically significant.
The number of frost days there went from about 154 to 122 per year over the period.
The hottest day of the period reached 33.1 °C (on 7 August 1994) and the coldest -22.6 °C (on 16 January 1967).
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
EbetsuHokkaido
- coords
- 43.11°, 141.55°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
7.6°C
Average daily high
11.1°C
Average daily low
4.0°C
Annual rainfall
1,020mm
Sunshine / day
8.7h
Mean relative humidity
78%
Average peak wind
16.1km/h
Seasonal range
27.2°C
Frost days (< 0 °C)
138 d/yr
Hot days (≥ 30 °C)
1 d/yr
Rainy days (≥ 1 mm)
142 d/yr
Annual snowfall
136.5 cm
Average feels-like high
9.4 °C
Average feels-like low
1.6 °C
Average peak gust
36.2 km/h
Tropical nights (≥ 20 °C)
14 d/yr
Solar radiation
13.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.6 °C
since 1940
+0.3 °C per decade · r² = 0.65 · 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
33.1 °C
7 August 1994
Coldest day
-22.6 °C
16 January 1967
Wettest day
160 mm
17 August 2016
Windiest day
56.6 km/h
5 September 2018
Strongest gust
139.3 km/h
5 September 2018
Hottest feels-like
40.6 °C
25 July 2025
Coldest feels-like
-27.0 °C
16 January 1967
Snowiest day
38.9 cm
5 February 1969
Sunniest day
15.0 h
10 June 1941
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 | 0.5 °C | +3.0 °C | 42 mm | -2 mm |
| Feb | 1.3 °C | +2.9 °C | 41 mm | +0 mm |
| Mar | 4.0 °C | +1.4 °C | 75 mm | +17 mm |
| Apr | 11.3 °C | +1.2 °C | 104 mm | +31 mm |
| May | 18.2 °C | +2.6 °C | 60 mm | -23 mm |
| Jun | 23.4 °C | +4.5 °C | 97 mm | +15 mm |
| Jul | 28.2 °C | +5.5 °C | 100 mm | -8 mm |
| Aug | 27.3 °C | +2.9 °C | 152 mm | -3 mm |
| Sep | 24.0 °C | +3.1 °C | 220 mm | +79 mm |
| Oct | 14.7 °C | -0.1 °C | 77 mm | -20 mm |
| Nov | 8.3 °C | +1.1 °C | 129 mm | +51 mm |
| Dec | 2.0 °C | +1.4 °C | 99 mm | +40 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 Ebetsu?
Ebetsu has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 7.6 °C and it receives 1,020 mm of precipitation per year.
What is the hottest day ever recorded in Ebetsu?
The hottest day measured in Ebetsu between 1940 and 2025 was 7 August 1994, reaching 33.1 °C.
What is the coldest day in Ebetsu?
The coldest day measured in Ebetsu between 1940 and 2025 was 16 January 1967, at -22.6 °C.
Does it snow in Ebetsu?
Yes. Ebetsu gets on average 136.5 cm of snow per year and has around 138 frost days.
Has the climate of Ebetsu warmed?
Yes: Ebetsu warmed by +2.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Ebetsu?
The wettest day measured in Ebetsu between 1940 and 2025 was 17 August 2016, with 160 mm of rain in 24 hours.
What was the windiest day in Ebetsu?
The windiest day measured in Ebetsu between 1940 and 2025 was 5 September 2018, with winds reaching 56.6 km/h.
What is the warmest month in Ebetsu?
The warmest month in Ebetsu is August (21.3 °C on average); the coldest is January (-5.9 °C).
How much does it rain in Ebetsu?
Ebetsu receives on average 1,020 mm of precipitation per year, spread over about 142 rainy days.
Is it sunny in Ebetsu?
Ebetsu gets on average 8.7 hours of sunshine per day, roughly 3,175 hours per year over 1940-2025.
What is the biggest single-day snowfall in Ebetsu?
The heaviest 24-hour snowfall measured in Ebetsu between 1940 and 2025 was 5 February 1969, with 38.9 cm.
Are there tropical nights in Ebetsu?
Yes: Ebetsu has on average 14 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Ebetsu?
In Ebetsu, between 1940 and 2025, the highest apparent temperature reached 40.6 °C on 25 July 2025, and the lowest was -27.0 °C on 16 January 1967.
Compare Ebetsu with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Ebetsu