The temperatures in Hakodate in September are comfortable with low of 17°C and and high up to 21°C.
You can expect about 3 to 8 days of rain in Hakodate during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Hakodate in September 2025.
If you’re planning to visit Hakodate in the near future, we highly recommend that you review the 14 day weather forecast for Hakodate before you arrive.
Temperatures
21° / 17°
Rainy Days
6
Snowy Days
0
Dry Days
24
Rainfall
89
mm
Sun Hours
6.2
Hrs
