The weather in Gstaad in September is very cold with temperatures between 4°C and 17°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Gstaad 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 Gstaad in September 2025.
If you’re planning to visit Gstaad in the near future, we highly recommend that you review the 14 day weather forecast for Gstaad before you arrive.
Temperatures
17° / 4°
Rainy Days
6
Snowy Days
0
Dry Days
23
Rainfall
70
mm
Sun Hours
10.5
Hrs
