The temperatures in Mariestad in September are quite cold with temperatures between 9°C and 16°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Mariestad 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 Mariestad in September 2026.
If you’re planning to visit Mariestad in the near future, we highly recommend that you review the 14 day weather forecast for Mariestad before you arrive.
Temperatures
16° / 9°
Rainy Days
5
Snowy Days
0
Dry Days
25
Rainfall
68
mm
Sun Hours
9.0
Hrs
