Nagasaki weather in June 2025

Expect 26°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Nagasaki in June. Check more long-term weather averages for Nagasaki in June before you book your next holiday to Japan in 2025/2026.

  • 26°C maximum daytime temperature in June in Nagasaki26
    26°C max day temperature
  • 5 hours of sunshine per day
  • 19 days with some rainfall in June in Nagasaki19
    19 days with some rainfall
  • 19°C minimum night-time temperature in June in Nagasaki19
    19°C min night temperature
  • 14 hours of daylight per day in June in Nagasaki14
    14 hours of daylight per day
  • Low heat & humidity in June in NagasakiL
    Low heat & humidity
  • 362 mm monthly rainfall in June in Nagasaki362
    362 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in June in Nagasaki10
    10 (Very High) UV index
  • 22°C sea temperature in June in Nagasaki22
    22°C sea temperature

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The June weather guide for Japan (Nagasaki) 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 Nagasaki in June?

Daytime temperatures usually reach 26°C in Nagasaki in June with low heat and humidity, falling to 19°C at night.

How sunny is it in Nagasaki in June?

There are normally 5 hours of bright sunshine each day in Nagasaki in June - that's 33% of daylight hours.

How warm is the sea around Nagasaki in June?

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

Does it rain in Nagasaki in June?

There are usually 19 days with some rain in Nagasaki in June and the average monthly rainfall is 362mm.

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

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

Nagasaki June sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st June 2025 05:13 19:23
Sunday, 15th June 2025 05:12 19:30
Monday, 30th June 2025 05:16 19:33

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