The temperatures in Montreux in August are usually low and can range between 10°C and 19°C.
You can expect rain for roughly half of the month of August in Montreux. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Montreux in August 2025.
If you’re planning to visit Montreux in the near future, we highly recommend that you review the 14 day weather forecast for Montreux before you arrive.
Temperatures
19° / 10°
Rainy Days
9
Snowy Days
0
Dry Days
22
Rainfall
131
mm
Sun Hours
11.3
Hrs
