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Hiroshima — weather December, water temperature

9.9°C Daytime temperatures 4°C Night temperatures 11 Sunny days 9.9-10 Sun (hours) 5 Rainy days 71.5 mm Precipitation 16°C water temperature
Air temperature
2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012
The maximum daily temperature 19.5°C — 4 December 2018.
The maximum night temperature 16°C — 4 December 2018.
The minimum daily temperature 1°C — 23 December 2022.
The minimum night temperature -5.7°C — 19 December 2014.
water temperature
2022 2021 2020 2019 2018 2017 2016 2015 2014 2013
The warmest water 18.6 °C — 1 December 2022. The coldest water 13.3 °C — 26 December 2014.
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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