Shōbara climate — normals and trends
Shōbara (Japan) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 13.1 °C and it receives 1,505 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 (25.3 °C on average) and the coldest is January (1.5 °C). Rainfall peaks in July.
Shōbara averages 78 frost days, 31 hot days (≥ 30 °C) and 139 rainy days per year.
Shōbara has warmed by +2.8 °C between 1940 and 2025, or +0.32 °C per decade. This trend is statistically significant.
The number of frost days there went from about 102 to 54 per year over the period.
The hottest day of the period reached 36.1 °C (on 8 August 1994) and the coldest -16.0 °C (on 8 February 1940).
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
ShōbaraHiroshima
- coords
- 34.85°, 133.02°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
13.1°C
Average daily high
17.8°C
Average daily low
8.9°C
Annual rainfall
1,505mm
Sunshine / day
8.4h
Mean relative humidity
75%
Average peak wind
14.0km/h
Seasonal range
23.8°C
Frost days (< 0 °C)
78 d/yr
Hot days (≥ 30 °C)
31 d/yr
Rainy days (≥ 1 mm)
139 d/yr
Annual snowfall
37.0 cm
Average feels-like high
17.0 °C
Average feels-like low
7.7 °C
Average peak gust
36.7 km/h
Tropical nights (≥ 20 °C)
59 d/yr
Solar radiation
14.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.8 °C
since 1940
+0.3 °C per decade · r² = 0.70 · 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
36.1 °C
8 August 1994
Coldest day
-16.0 °C
8 February 1940
Wettest day
223 mm
14 August 2021
Windiest day
58.6 km/h
7 September 2004
Strongest gust
162.7 km/h
7 September 2004
Hottest feels-like
41.8 °C
1 August 2001
Coldest feels-like
-21.2 °C
8 February 1940
Snowiest day
27.5 cm
9 March 2010
Sunniest day
14.0 h
27 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 | 5.6 °C | 0.0 °C | 22 mm | -28 mm |
| Feb | 3.4 °C | -3.3 °C | 47 mm | -17 mm |
| Mar | 11.9 °C | +0.8 °C | 143 mm | +46 mm |
| Apr | 18.4 °C | +1.1 °C | 54 mm | -67 mm |
| May | 21.8 °C | +0.2 °C | 176 mm | +36 mm |
| Jun | 27.1 °C | +2.3 °C | 250 mm | +29 mm |
| Jul | 32.2 °C | +3.7 °C | 58 mm | -186 mm |
| Aug | 31.5 °C | +1.7 °C | 209 mm | +51 mm |
| Sep | 27.7 °C | +2.0 °C | 183 mm | -8 mm |
| Oct | 21.7 °C | +1.7 °C | 160 mm | +60 mm |
| Nov | 14.7 °C | +0.5 °C | 33 mm | -35 mm |
| Dec | 8.9 °C | +0.6 °C | 49 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 Shōbara?
Shōbara has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 13.1 °C and it receives 1,505 mm of precipitation per year.
What is the hottest day ever recorded in Shōbara?
The hottest day measured in Shōbara between 1940 and 2025 was 8 August 1994, reaching 36.1 °C.
What is the coldest day in Shōbara?
The coldest day measured in Shōbara between 1940 and 2025 was 8 February 1940, at -16.0 °C.
Does it snow in Shōbara?
Yes. Shōbara gets on average 37.0 cm of snow per year and has around 78 frost days.
Has the climate of Shōbara warmed?
Yes: Shōbara warmed by +2.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Shōbara?
The wettest day measured in Shōbara between 1940 and 2025 was 14 August 2021, with 223 mm of rain in 24 hours.
What was the windiest day in Shōbara?
The windiest day measured in Shōbara between 1940 and 2025 was 7 September 2004, with winds reaching 58.6 km/h.
What is the warmest month in Shōbara?
The warmest month in Shōbara is August (25.3 °C on average); the coldest is January (1.5 °C).
How much does it rain in Shōbara?
Shōbara receives on average 1,505 mm of precipitation per year, spread over about 139 rainy days.
Is it sunny in Shōbara?
Shōbara gets on average 8.4 hours of sunshine per day, roughly 3,066 hours per year over 1940-2025.
What is the biggest single-day snowfall in Shōbara?
The heaviest 24-hour snowfall measured in Shōbara between 1940 and 2025 was 9 March 2010, with 27.5 cm.
Are there tropical nights in Shōbara?
Yes: Shōbara has on average 59 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Shōbara?
In Shōbara, between 1940 and 2025, the highest apparent temperature reached 41.8 °C on 1 August 2001, and the lowest was -21.2 °C on 8 February 1940.
Compare Shōbara with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Shōbara