Kumamoto weather in June 2025

Expect 28°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Kumamoto in June. Check more long-term weather averages for Kumamoto in June before you book your next holiday to Japan in 2025/2026.

  • 28°C maximum daytime temperature in June in Kumamoto28
    28°C max day temperature
  • 5 hours of sunshine per day
  • 19 days with some rainfall in June in Kumamoto19
    19 days with some rainfall
  • 19°C minimum night-time temperature in June in Kumamoto19
    19°C min night temperature
  • 14 hours of daylight per day in June in Kumamoto14
    14 hours of daylight per day
  • Moderate heat & humidity in June in KumamotoM
    Moderate heat & humidity
  • 396 mm monthly rainfall in June in Kumamoto396
    396 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in June in Kumamoto11
    11 (Extreme) UV index
  • 22°C sea temperature in June in Kumamoto22
    22°C sea temperature

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The June weather guide for Japan (Kumamoto) 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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How hot is it in Kumamoto in June?

Daytime temperatures usually reach 28°C in Kumamoto in June with moderate heat and humidity, falling to 19°C at night.

How sunny is it in Kumamoto in June?

There are normally 5 hours of bright sunshine each day in Kumamoto in June - that's 32% of daylight hours.

How warm is the sea around Kumamoto in June?

The average sea temperature around Kumamoto in June is 22°C.

Does it rain in Kumamoto in June?

There are usually 19 days with some rain in Kumamoto in June and the average monthly rainfall is 396mm.

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

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

Kumamoto June sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st June 2025 05:10 19:20
Sunday, 15th June 2025 05:09 19:27
Monday, 30th June 2025 05:12 19:29

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