Is Hiroshima hot in March?
Days are typically cool at 14.6°C, while nights average 4.4°C.
Japan · 1991–2020 normal
Typical March weather in Hiroshima: 14.6°C by day, 4.4°C at night, 120 mm of rain over 9.5 wet days. These are measured 1991–2020 station normals, not a forecast.
In the year-round weather comparison, March scores 32 out of 100 (October leads the year at 79). Daylight is calculated as 11 h 52 from latitude 34.40°. Open-water sea temperature is 13.1°C (31 km from the place centre).
March at a glance
Plain answers from the measured climate record—not a forecast or a promise about a particular trip.
Days are typically cool at 14.6°C, while nights average 4.4°C.
The measured monthly average is 120 mm across about 10 wet days.
There are about 11 h 52 between sunrise and sunset at mid-month, calculated from the place latitude.
March ranks 9 of 12 in our weather comparison; October ranks first.
Event window
This is the typical bloom window in Japan, not a flower count from the weather station. The measured March normal here is 14.6°C by day and 4.4°C at night, with 120 mm of rain.
The evidence behind this page
Next step
The weather comparison for Hiroshima is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.
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