Kannabechō-yahiro climate — normals and trends
Kannabechō-yahiro (Japan) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 16.3 °C and it receives 1,242 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 (27.9 °C on average) and the coldest is January (5.7 °C). Rainfall peaks in June.
Kannabechō-yahiro averages 9 frost days, 42 hot days (≥ 30 °C) and 111 rainy days per year.
Kannabechō-yahiro has warmed by +2.3 °C between 1940 and 2025, or +0.27 °C per decade. This trend is statistically significant.
The number of frost days there went from about 18 to 0 per year over the period.
The hottest day of the period reached 37.7 °C (on 4 August 2001) and the coldest -5.3 °C (on 16 February 1977).
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
Kannabechō-yahiroHiroshima
- coords
- 34.56°, 133.42°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.3°C
Average daily high
19.7°C
Average daily low
12.9°C
Annual rainfall
1,242mm
Sunshine / day
8.9h
Mean relative humidity
69%
Average peak wind
16.4km/h
Seasonal range
22.2°C
Frost days (< 0 °C)
9 d/yr
Hot days (≥ 30 °C)
42 d/yr
Rainy days (≥ 1 mm)
111 d/yr
Annual snowfall
3.4 cm
Average feels-like high
19.4 °C
Average feels-like low
11.9 °C
Average peak gust
33.9 km/h
Tropical nights (≥ 20 °C)
95 d/yr
Solar radiation
14.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.3 °C
since 1940
+0.3 °C per decade · r² = 0.68 · 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
37.7 °C
4 August 2001
Coldest day
-5.3 °C
16 February 1977
Wettest day
135 mm
9 July 1980
Windiest day
67.0 km/h
21 August 1970
Strongest gust
153.4 km/h
7 September 2004
Hottest feels-like
43.3 °C
24 July 2018
Coldest feels-like
-12.5 °C
26 February 1981
Snowiest day
15.8 cm
15 February 1968
Sunniest day
14.0 h
9 June 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 | +0.4 °C | 13 mm | -27 mm |
| Feb | 8.2 °C | -1.6 °C | 35 mm | -21 mm |
| Mar | 13.7 °C | +0.5 °C | 118 mm | +30 mm |
| Apr | 19.1 °C | +0.7 °C | 56 mm | -56 mm |
| May | 22.6 °C | +0.2 °C | 163 mm | +34 mm |
| Jun | 27.1 °C | +1.6 °C | 253 mm | +65 mm |
| Jul | 32.7 °C | +3.3 °C | 44 mm | -130 mm |
| Aug | 33.1 °C | +2.0 °C | 122 mm | +16 mm |
| Sep | 29.7 °C | +2.2 °C | 167 mm | +16 mm |
| Oct | 23.8 °C | +1.7 °C | 157 mm | +58 mm |
| Nov | 17.1 °C | +0.3 °C | 28 mm | -34 mm |
| Dec | 12.3 °C | +0.7 °C | 32 mm | -6 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 Kannabechō-yahiro?
Kannabechō-yahiro has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 16.3 °C and it receives 1,242 mm of precipitation per year.
What is the hottest day ever recorded in Kannabechō-yahiro?
The hottest day measured in Kannabechō-yahiro between 1940 and 2025 was 4 August 2001, reaching 37.7 °C.
What is the coldest day in Kannabechō-yahiro?
The coldest day measured in Kannabechō-yahiro between 1940 and 2025 was 16 February 1977, at -5.3 °C.
Does it snow in Kannabechō-yahiro?
Yes. Kannabechō-yahiro gets on average 3.4 cm of snow per year and has around 9 frost days.
Has the climate of Kannabechō-yahiro warmed?
Yes: Kannabechō-yahiro warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kannabechō-yahiro?
The wettest day measured in Kannabechō-yahiro between 1940 and 2025 was 9 July 1980, with 135 mm of rain in 24 hours.
What was the windiest day in Kannabechō-yahiro?
The windiest day measured in Kannabechō-yahiro between 1940 and 2025 was 21 August 1970, with winds reaching 67.0 km/h.
What is the warmest month in Kannabechō-yahiro?
The warmest month in Kannabechō-yahiro is August (27.9 °C on average); the coldest is January (5.7 °C).
How much does it rain in Kannabechō-yahiro?
Kannabechō-yahiro receives on average 1,242 mm of precipitation per year, spread over about 111 rainy days.
Is it sunny in Kannabechō-yahiro?
Kannabechō-yahiro 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 Kannabechō-yahiro?
The heaviest 24-hour snowfall measured in Kannabechō-yahiro between 1940 and 2025 was 15 February 1968, with 15.8 cm.
Are there tropical nights in Kannabechō-yahiro?
Yes: Kannabechō-yahiro has on average 95 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Kannabechō-yahiro?
In Kannabechō-yahiro, between 1940 and 2025, the highest apparent temperature reached 43.3 °C on 24 July 2018, and the lowest was -12.5 °C on 26 February 1981.
Compare Kannabechō-yahiro with another city
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Nearby cities
The climate around Kannabechō-yahiro