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Hiroshima
Weather averages
ClimateForecastJulyAugust >>

Hiroshima Climate by Month

The graphs below provide an overview of the climate in Hiroshima (Hiroshima), Japan. They present long-term patterns and averages of weather conditions over a 30-year period.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Monthly hours of sunshine

The average monthly total hours of sunshine over the year

Daily percent of sunshine

The mean percent of hours of sunhours during the day over the year

Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc.

Monthly rainy days

The average number of days each month with rain, snow, hail etc.

Average humidity

The mean monthly relative humidity over the year

Average wind speed

The mean monthly wind speed over the year (in meters per second)

Forecast for Hiroshima

Sat   Jul 27
32°C | 25°C
SW 11 km/h
broken clouds and no rain

broken clouds and no rain

hourly forecast
Sun   Jul 28
33°C | 25°C
SW 7 km/h
0.4 mm
broken clouds and small chance of slight rain

broken clouds and small chance of slight rain

hourly forecast
Mon   Jul 29
34°C | 25°C
SW 7 km/h
partly cloudy and no rain

partly cloudy and no rain

hourly forecast
5-Day Forecast 10-Day Forecast

The best time of year to visit Hiroshima in Japan

During the months of May and October you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:

  • Which months have the greatest rainfall in Hiroshima?
    Most rainfall (rainy season) is seen in June, July and September.
  • Which is the warmest month in Hiroshima?
    August has an average maximum temperature of 32°C and is the warmest month of the year.
  • Which is the coldest month in Hiroshima?
    The coldest month is January with an average maximum temperature of 10°C.
  • Which is the wettest month in Hiroshima?
    June tops the wettest month list with 212 mm of rainfall.
  • Which is the driest month in Hiroshima?
    January is the driest month with 54 mm of precipitation.
  • Which is the sunniest month in Hiroshima?
    May is the sunniest month with an average of 212 hours of sunshine.

    • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

     

     

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