Nagasaki weather in October 2025

Expect 23°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Nagasaki in October. Check more long-term weather averages for Nagasaki in October before you book your next holiday to Japan in 2025/2026.

  • 23°C maximum daytime temperature in October in Nagasaki23
    23°C max day temperature
  • 6 hours of sunshine per day
  • 13 days with some rainfall in October in Nagasaki13
    13 days with some rainfall
  • 15°C minimum night-time temperature in October in Nagasaki15
    15°C min night temperature
  • 11 hours of daylight per day in October in Nagasaki11
    11 hours of daylight per day
  • No heat & humidity in October in Nagasaki0
    No heat & humidity
  • 103 mm monthly rainfall in October in Nagasaki103
    103 mm of monthly rainfall
  • UV (maximum) index 6 (High) in October in Nagasaki6
    6 (High) UV index
  • 24°C sea temperature in October in Nagasaki24
    24°C sea temperature

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The October 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 October?

Daytime temperatures usually reach 23°C in Nagasaki in October, falling to 15°C at night.

How sunny is it in Nagasaki in October?

There are normally 6 hours of bright sunshine each day in Nagasaki in October - that's 50% of daylight hours.

How warm is the sea around Nagasaki in October?

The average sea temperature around Nagasaki in October is 24°C.

Does it rain in Nagasaki in October?

There are usually 13 days with some rain in Nagasaki in October and the average monthly rainfall is 103mm.

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

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

Nagasaki October sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 06:14 18:05
Thursday, 16th October 2025 06:25 17:47
Friday, 31st October 2025 06:37 17:31

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