Okayama weather in September 2024

Expect 28°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Okayama in September. Check more long-term weather averages for Okayama in September before you book your next holiday to Japan in 2024/2025.

  • 28°C maximum daytime temperature in September in Okayama28
    28°C max day temperature
  • 5 hours of sunshine per day
  • 17 days with some rainfall in September in Okayama17
    17 days with some rainfall
  • 20°C minimum night-time temperature in September in Okayama20
    20°C min night temperature
  • 12 hours of daylight per day in September in Okayama12
    12 hours of daylight per day
  • Moderate heat & humidity in September in OkayamaM
    Moderate heat & humidity
  • 191 mm monthly rainfall in September in Okayama191
    191 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in September in Okayama8
    8 (Very High) UV index

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The September weather guide for Japan (Okayama) 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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How hot is it in Okayama in September?

Daytime temperatures usually reach 28°C in Okayama in September with moderate heat and humidity, falling to 20°C at night.

How sunny is it in Okayama in September?

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

Does it rain in Okayama in September?

There are usually 17 days with some rain in Okayama in September and the average monthly rainfall is 191mm.

What is the chance of a typhoon in Okayama in September?

On average 1.5 days in September in Okayama are likely to be affected by the passage of one or more tropical storms.

Okayama September sunrise & sunset times

Browse the sunrise and sunset times for Okayama in September 2024. Select a month to view Okayama sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st September 2024 05:37 18:31
Sunday, 15th September 2024 05:47 18:11
Monday, 30th September 2024 05:58 17:50

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