Nagasaki weather in April 2026

Expect daytime maximum temperatures of 19°C in Nagasaki, Japan in April based on long-term weather averages. There are 5 hours of sunshine per day on average with 17 days with some rainfall and typically 191 mm of rainfall in the month.

  • 19°C maximum daytime temperature in April in Nagasaki19
    19°C max day temperature
  • 5 hours of sunshine per day
  • 17 days with some rainfall in April in Nagasaki17
    17 days with some rainfall
  • 11°C minimum night-time temperature in April in Nagasaki11
    11°C min night temperature
  • 13 hours of daylight per day in April in Nagasaki13
    13 hours of daylight per day
  • No heat & humidity in April in Nagasaki0
    No heat & humidity
  • 191 mm monthly rainfall in April in Nagasaki191
    191 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in April in Nagasaki9
    9 (Very High) UV index
  • 17°C sea temperature in April in Nagasaki17
    17°C sea temperature

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The April 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 April?

Daytime temperatures usually reach 19°C in Nagasaki in April, falling to 9°C at night.

How sunny is it in Nagasaki in April?

There are normally 5 hours of bright sunshine each day in Nagasaki in April - that's 41% of daylight hours.

How warm is the sea around Nagasaki in April?

The average sea temperature around Nagasaki in April is 16°C.

Does it rain in Nagasaki in April?

There are usually 16 days with some rain in Nagasaki in April and the average monthly rainfall is 119mm.

Nagasaki April sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st April 2026 06:09 18:40
Wednesday, 15th April 2026 05:52 18:50
Thursday, 30th April 2026 05:35 19:01

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