Osaka weather in May 2023

  • 24°C maximum daytime temperature in May in Osaka24
    24°C max day temperature
  • 6 hours of sunshine per day
  • 15 days with some rainfall in May in Osaka15
    15 days with some rainfall
  • 15°C minimum night-time temperature in May in Osaka15
    15°C min night temperature
  • 14 hours of daylight per day in May in Osaka14
    14 hours of daylight per day
  • No heat & humidity in May in Osaka0
    No heat & humidity
  • 141 mm monthly rainfall in May in Osaka141
    141 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in May in Osaka9
    9 (Very High) UV index
  • 18°C sea temperature in May in Osaka18
    18°C sea temperature
  • Save up to 15% on winter sun holidays in 2022/2023
  • Book early for holidays to the Caribbean & Indian Ocean
  • Travel between 21st Nov 2022 & 22nd Apr 2023 (inclusive)

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The May weather guide for Japan (Osaka) 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.

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

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How hot is it in Osaka in May?

Daytime temperatures usually reach 24°C in Osaka in May, falling to 15°C at night.

How sunny is it in Osaka in May?

There are normally 6 hours of bright sunshine each day in Osaka in May - that's 44% of daylight hours.

How warm is the sea around Osaka in May?

The average sea temperature around Osaka in May is 18°C.

Does it rain in Osaka in May?

There are usually 15 days with some rain in Osaka in May and the average monthly rainfall is 141mm.

Osaka May sunrise & sunset times

Browse the sunrise and sunset times for Osaka in May 2023. Select a month to view Osaka sunrise and sunset times for the next 12 months.


Date Sunrise times Sunset times
Monday, 1st May 2023 05:08 18:42
Tuesday, 16th May 2023 04:55 18:54
Wednesday, 31st May 2023 04:47 19:05

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