Hiroshima weather in April 2025

Expect 18°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Hiroshima in April. Check more long-term weather averages for Hiroshima in April before you book your next holiday to Japan in 2025/2026.

  • 18°C maximum daytime temperature in April in Hiroshima18
    18°C max day temperature
  • 6 hours of sunshine per day
  • 15 days with some rainfall in April in Hiroshima15
    15 days with some rainfall
  • 9°C minimum night-time temperature in April in Hiroshima9
    9°C min night temperature
  • 13 hours of daylight per day in April in Hiroshima13
    13 hours of daylight per day
  • No heat & humidity in April in Hiroshima0
    No heat & humidity
  • 161 mm monthly rainfall in April in Hiroshima161
    161 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in April in Hiroshima8
    8 (Very High) UV index
  • 15°C sea temperature in April in Hiroshima15
    15°C sea temperature

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The April weather guide for Japan (Hiroshima) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about Japan

How hot is it in Hiroshima in April?

Daytime temperatures usually reach 18°C in Hiroshima in April, falling to 9°C at night.

How sunny is it in Hiroshima in April?

There are normally 6 hours of bright sunshine each day in Hiroshima in April - that's 45% of daylight hours.

How warm is the sea around Hiroshima in April?

The average sea temperature around Hiroshima in April is 15°C.

Does it rain in Hiroshima in April?

There are usually 15 days with some rain in Hiroshima in April and the average monthly rainfall is 161mm.

Hiroshima April sunrise & sunset times

Browse the sunrise and sunset times for Hiroshima in April 2025. Select a month to view Hiroshima sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st April 2025 05:58 18:31
Tuesday, 15th April 2025 05:39 18:42
Wednesday, 30th April 2025 05:22 18:54

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