Asahikawa Weather in September

The climate in Asahikawa during September can be summarized as mild and wet.

September is in the fall / autumn in Asahikawa and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 21°C (69°F), whilst at night 11°C (51°F) is normal.

On average September is the 2nd wettest month of the year in Asahikawa with around 131mm 5.1 inches of rain making it a wet time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.

On the flip side this corresponds to an average of 5.8 hours of sunshine per day.

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Asahikawa in September 2024.