Fukuoka weather in September 2025

Expect 28°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Fukuoka in September. Check more long-term weather averages for Fukuoka in September before you book your next holiday to Japan in 2025/2026.

  • 28°C maximum daytime temperature in September in Fukuoka28
    28°C max day temperature
  • 5 hours of sunshine per day
  • 17 days with some rainfall in September in Fukuoka17
    17 days with some rainfall
  • 20°C minimum night-time temperature in September in Fukuoka20
    20°C min night temperature
  • 12 hours of daylight per day in September in Fukuoka12
    12 hours of daylight per day
  • Moderate heat & humidity in September in FukuokaM
    Moderate heat & humidity
  • 191 mm monthly rainfall in September in Fukuoka191
    191 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in September in Fukuoka8
    8 (Very High) UV index
  • 25°C sea temperature in September in Fukuoka25
    25°C sea temperature

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The September weather guide for Japan (Fukuoka) 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 Fukuoka in September?

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

How sunny is it in Fukuoka in September?

There are normally 5 hours of bright sunshine each day in Fukuoka in September - that's 42% of daylight hours.

How warm is the sea around Fukuoka in September?

The average sea temperature around Fukuoka in September is 25°C.

Does it rain in Fukuoka in September?

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

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

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

Fukuoka September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:52 18:44
Monday, 15th September 2025 06:02 18:25
Tuesday, 30th September 2025 06:12 18:04

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