Shibetsu climate — normals and trends
Shibetsu (Japan) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 5.7 °C and it receives 1,143 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 (17.9 °C on average) and the coldest is February (-6.7 °C). Rainfall peaks in September.
Shibetsu averages 146 frost days, 0 hot days (≥ 30 °C) and 133 rainy days per year.
Shibetsu has warmed by +1.5 °C between 1940 and 2025, or +0.18 °C per decade. This trend is statistically significant.
The number of frost days there went from about 154 to 138 per year over the period.
The hottest day of the period reached 32.6 °C (on 7 August 1994) and the coldest -21.3 °C (on 20 February 1987).
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
ShibetsuHokkaido
- coords
- 43.66°, 145.13°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
5.7°C
Average daily high
8.6°C
Average daily low
2.7°C
Annual rainfall
1,143mm
Sunshine / day
8.3h
Mean relative humidity
79%
Average peak wind
21.1km/h
Seasonal range
24.6°C
Frost days (< 0 °C)
146 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
133 d/yr
Annual snowfall
179.3 cm
Average feels-like high
5.9 °C
Average feels-like low
-0.8 °C
Average peak gust
37.2 km/h
Tropical nights (≥ 20 °C)
3 d/yr
Solar radiation
13.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.5 °C
since 1940
+0.2 °C per decade · r² = 0.34 · 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
32.6 °C
7 August 1994
Coldest day
-21.3 °C
20 February 1987
Wettest day
162 mm
11 September 1992
Windiest day
67.9 km/h
15 January 1948
Strongest gust
122.4 km/h
18 September 2017
Hottest feels-like
38.2 °C
22 July 2025
Coldest feels-like
-26.5 °C
7 February 1984
Snowiest day
57.1 cm
7 April 1976
Sunniest day
15.0 h
29 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 | -0.6 °C | +2.7 °C | 58 mm | -2 mm |
| Feb | -1.0 °C | +2.5 °C | 44 mm | -6 mm |
| Mar | 1.7 °C | +1.5 °C | 82 mm | +3 mm |
| Apr | 7.3 °C | +0.9 °C | 166 mm | +77 mm |
| May | 13.4 °C | +2.0 °C | 89 mm | -9 mm |
| Jun | 19.2 °C | +4.8 °C | 73 mm | -12 mm |
| Jul | 24.5 °C | +6.2 °C | 68 mm | -31 mm |
| Aug | 23.7 °C | +3.2 °C | 125 mm | -15 mm |
| Sep | 21.8 °C | +3.5 °C | 146 mm | -12 mm |
| Oct | 13.3 °C | -0.1 °C | 73 mm | -47 mm |
| Nov | 7.3 °C | +0.6 °C | 131 mm | +39 mm |
| Dec | 1.8 °C | +1.5 °C | 149 mm | +75 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 Shibetsu?
Shibetsu has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 5.7 °C and it receives 1,143 mm of precipitation per year.
What is the hottest day ever recorded in Shibetsu?
The hottest day measured in Shibetsu between 1940 and 2025 was 7 August 1994, reaching 32.6 °C.
What is the coldest day in Shibetsu?
The coldest day measured in Shibetsu between 1940 and 2025 was 20 February 1987, at -21.3 °C.
Does it snow in Shibetsu?
Yes. Shibetsu gets on average 179.3 cm of snow per year and has around 146 frost days.
Has the climate of Shibetsu warmed?
Yes: Shibetsu warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Shibetsu?
The wettest day measured in Shibetsu between 1940 and 2025 was 11 September 1992, with 162 mm of rain in 24 hours.
What was the windiest day in Shibetsu?
The windiest day measured in Shibetsu between 1940 and 2025 was 15 January 1948, with winds reaching 67.9 km/h.
What is the warmest month in Shibetsu?
The warmest month in Shibetsu is August (17.9 °C on average); the coldest is February (-6.7 °C).
How much does it rain in Shibetsu?
Shibetsu receives on average 1,143 mm of precipitation per year, spread over about 133 rainy days.
Is it sunny in Shibetsu?
Shibetsu gets on average 8.3 hours of sunshine per day, roughly 3,030 hours per year over 1940-2025.
What is the biggest single-day snowfall in Shibetsu?
The heaviest 24-hour snowfall measured in Shibetsu between 1940 and 2025 was 7 April 1976, with 57.1 cm.
Are there tropical nights in Shibetsu?
Yes: Shibetsu has on average 3 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Shibetsu?
In Shibetsu, between 1940 and 2025, the highest apparent temperature reached 38.2 °C on 22 July 2025, and the lowest was -26.5 °C on 7 February 1984.
Compare Shibetsu with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Shibetsu