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Hiroshima — weather in August, water temperature

31.5°C Daytime temperatures 22.7°C Night temperatures 13 Sunny days 12.9-13.9 Sun (hours) 9 Rainy days 230.9 mm Precipitation 27°C water temperature
Air temperature
2022 2021 2020 2019 2018 2017 2016 2015 2014 2013
The maximum daily temperature 37°C — 4 August 2018.
The maximum night temperature 27.5°C — 15 August 2019.
The minimum daily temperature 22.5°C — 18 August 2021.
The minimum night temperature 17.7°C — 31 August 2014.
water temperature
2022 2021 2020 2019 2018 2017 2016 2015 2014 2013
The warmest water 29.6 °C — 5 August 2021. The coldest water 24.2 °C — 29 August 2015.
Sunny, cloudy and gloomy days
Precipitation, mm
Maximum precipitation 260.9 mm — July. Minimum precipitation 57.5 mm — January.
Wind speed, km / h
Maximum wind speed 9.2 km / h — December. Minimum wind speed 6.3 km / h — June.
Number of hours of sunshine
The maximum number of hours of sunshine per day 9.3 h. — May. The minimum number of hours of sunshine per day 5.9 h. — January.
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