The temperatures in Bastad in September are usually low and can range between 12°C and 17°C.
You can expect about 3 to 8 days of rain in Bastad 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 Bastad in September 2026.
If you’re planning to visit Bastad in the near future, we highly recommend that you review the 14 day weather forecast for Bastad before you arrive.
Temperatures
17° / 12°
Rainy Days
6
Snowy Days
0
Dry Days
24
Rainfall
102
mm
Sun Hours
9.0
Hrs
