Asahikawa weather in September 2025

Expect 21°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Asahikawa in September. Check more long-term weather averages for Asahikawa in September before you book your next holiday to Japan in 2025/2026.

  • 21°C maximum daytime temperature in September in Asahikawa21
    21°C max day temperature
  • 5 hours of sunshine per day
  • 18 days with some rainfall in September in Asahikawa18
    18 days with some rainfall
  • 11°C minimum night-time temperature in September in Asahikawa11
    11°C min night temperature
  • 12 hours of daylight per day in September in Asahikawa12
    12 hours of daylight per day
  • No heat & humidity in September in Asahikawa0
    No heat & humidity
  • 131 mm monthly rainfall in September in Asahikawa131
    131 mm of monthly rainfall
  • UV (maximum) index 6 (High) in September in Asahikawa6
    6 (High) UV index

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

Daytime temperatures usually reach 21°C in Asahikawa in September, falling to 11°C at night.

How sunny is it in Asahikawa in September?

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

Does it rain in Asahikawa in September?

There are usually 18 days with some rain in Asahikawa in September and the average monthly rainfall is 131mm.

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

On average 1 day in September in Asahikawa is likely to be affected by the passage of one or more tropical storms.

Asahikawa September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 04:54 18:07
Monday, 15th September 2025 05:09 17:41
Tuesday, 30th September 2025 05:27 17:14

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