The temperatures in Stenungsund in September are usually low and can range between 11°C and 16°C.
You can expect about 3 to 8 days of rain in Stenungsund 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 Stenungsund in September 2026.
If you’re planning to visit Stenungsund in the near future, we highly recommend that you review the 14 day weather forecast for Stenungsund before you arrive.
Temperatures
16° / 11°
Rainy Days
7
Snowy Days
0
Dry Days
23
Rainfall
114
mm
Sun Hours
9.1
Hrs
