Sendai weather in May 2025

Expect 20°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Sendai in May. Check more long-term weather averages for Sendai in May before you book your next holiday to Japan in 2025/2026.

  • 20°C maximum daytime temperature in May in Sendai20
    20°C max day temperature
  • 7 hours of sunshine per day
  • 16 days with some rainfall in May in Sendai16
    16 days with some rainfall
  • 11°C minimum night-time temperature in May in Sendai11
    11°C min night temperature
  • 14 hours of daylight per day in May in Sendai14
    14 hours of daylight per day
  • No heat & humidity in May in Sendai0
    No heat & humidity
  • 104 mm monthly rainfall in May in Sendai104
    104 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in May in Sendai8
    8 (Very High) UV index
  • 13°C sea temperature in May in Sendai13
    13°C sea temperature

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The May weather guide for Japan (Sendai) 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 Sendai in May?

Daytime temperatures usually reach 20°C in Sendai in May, falling to 11°C at night.

How sunny is it in Sendai in May?

There are normally 7 hours of bright sunshine each day in Sendai in May - that's 46% of daylight hours.

How warm is the sea around Sendai in May?

The average sea temperature around Sendai in May is 13°C.

Does it rain in Sendai in May?

There are usually 16 days with some rain in Sendai in May and the average monthly rainfall is 104mm.

Sendai May sunrise & sunset times

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


Date Sunrise times Sunset times
Thursday, 1st May 2025 04:40 18:28
Friday, 16th May 2025 04:25 18:41
Saturday, 31st May 2025 04:15 18:53

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