Hiroshima weather in June 2026

Expect daytime maximum temperatures of 25°C in Hiroshima, Japan in June based on long-term weather averages. There are 5 hours of sunshine per day on average with 17 days with some rainfall and typically 267 mm of rainfall in the month.

  • 25°C maximum daytime temperature in June in Hiroshima25
    25°C max day temperature
  • 5 hours of sunshine per day
  • 17 days with some rainfall in June in Hiroshima17
    17 days with some rainfall
  • 18°C minimum night-time temperature in June in Hiroshima18
    18°C min night temperature
  • 14 hours of daylight per day in June in Hiroshima14
    14 hours of daylight per day
  • Low heat & humidity in June in HiroshimaL
    Low heat & humidity
  • 267 mm monthly rainfall in June in Hiroshima267
    267 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in June in Hiroshima10
    10 (Very High) UV index
  • 21°C sea temperature in June in Hiroshima21
    21°C sea temperature

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The June 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 June?

Daytime temperatures usually reach 25°C in Hiroshima in June with low heat and humidity, falling to 18°C at night.

How sunny is it in Hiroshima in June?

There are normally 5 hours of bright sunshine each day in Hiroshima in June - that's 36% of daylight hours.

How warm is the sea around Hiroshima in June?

The average sea temperature around Hiroshima in June is 21°C.

Does it rain in Hiroshima in June?

There are usually 17 days with some rain in Hiroshima in June and the average monthly rainfall is 267mm.

What is the chance of a typhoon in Hiroshima in June?

On average less than 1 day in June in Hiroshima is likely to be affected by the passage of one or more tropical storms.

Hiroshima June sunrise & sunset times

Browse the sunrise and sunset times for Hiroshima in June 2026. Select a month to view Hiroshima sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st June 2026 04:59 19:17
Monday, 15th June 2026 04:57 19:24
Tuesday, 30th June 2026 05:01 19:27

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