Japan weather in April 2025

Expect 19°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Japan in April. Check more long-term weather averages for Japan in April before you book your next holiday to Japan in 2025/2026.

  • 19°C maximum daytime temperature in April in Japan (Tokyo)19
    19°C max day temperature
  • 5 hours of sunshine per day
  • 16 days with some rainfall in April in Japan (Tokyo)16
    16 days with some rainfall
  • 9°C minimum night-time temperature in April in Japan (Tokyo)9
    9°C min night temperature
  • 13 hours of daylight per day in April in Japan (Tokyo)13
    13 hours of daylight per day
  • No heat & humidity in April in Japan (Tokyo)0
    No heat & humidity
  • 119 mm monthly rainfall in April in Japan (Tokyo)119
    119 mm of monthly rainfall
  • UV (maximum) index 7 (High) in April in Japan (Tokyo)7
    7 (High) UV index
  • 16°C sea temperature in April in Japan (Tokyo)16
    16°C sea temperature

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The April weather guide for Japan (Tokyo) 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.

Top Japan destinations

Below are average maximum temperatures at popular countries and places in Japan in April. Select a holiday destination to see more weather parameters.

All Japan destinations

Metric (°C / mm)  |  Imperial (°F / inches)

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More about Japan

How hot is it in Japan in April?

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

How sunny is it in Japan in April?

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

How warm is the sea around Japan in April?

The average sea temperature around Tokyo, Japan in April is 16°C.

Does it rain in Japan in April?

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

Japan April sunrise & sunset times

Browse the sunrise and sunset times for Japan in April 2025. Select a month to view Japan sunrise and sunset times for the next 12 months. The Japan sunrise and sunset times shown below are for Tokyo.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st April 2025 05:28 18:02
Tuesday, 15th April 2025 05:09 18:14
Wednesday, 30th April 2025 04:50 18:27

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