World Resorts Switzerland Montreux Weather

Montreux weather in August

Weather in Montreux: August

Average day temperature: 69.5°F
Average night temperature: 51.7°F
Sea water temperature: 70.0°F
Number of sunny days: 18 days
Day length: 13.4 - 14.8 hours
Number of rainy days: 7 days
Precipitation totals: 4.0 in.

Air temperature in August, °F

Show year:
2025
2024
2023

The highest day temperature during August of 2025 was 84°F. At the same time the lowest night temperature was 42°F. Daily and nightly averages during August were 70.6°F and 52.6°F.

Sea water temperature in Montreux in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 73.4°F. The highest and lowest sea temperatures during the month were 76.1°F and 70.9°F.

Sunny, partly cloudy and cloudy days

Mostly all days in August are sunny but cloudy days are also possible.

Precipitation total in August, in.

Precipitation total value in Montreux in August is 4.7 in. Other months of the year show relatively similar values.

Wind speed in August, mph

The average wind speed value in August is 3.7 mph It makes August one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in August is: 9.1.

Best time for vacation in Montreux

Sunniest months:
August 18 days
October 16 days
September 15 days
Warmest months:
August 69.5 °F
July 69.1 °F
June 66.1 °F
Warmest sea temp:
August 70.0 °F
July 69.1 °F
September 66.1 °F
Coldest months:
January 33.9 °F
December 36.0 °F
February 36.8 °F
Rainiest months:
May 10 days
June 10 days
July 9 days
Windiest months:
January 5.0 mph
March 4.7 mph
December 4.6 mph

Montreux on a weather map

Montreux
+30°F
SE 2 mph
Feels like: +30°F
Precip.: 100%
Places in Switzerland:
Name
°F
+39°F
+36°F
+30°F
+21°F
+36°F
+32°F
+37°F
+39°F
+39°F
+43°F
+30°F
+30°F
+36°F
+16°F
+36°F
24 Hours Forecast
Montreux
Local time: 09:25
December 05, friday
1200
32°F
S
2 mph
1500
32°F
S
2 mph
1800
30°F
N
2 mph
2100
25°F
NW
4 mph
December 06, saturday
0000
23°F
NW
5 mph
0300
27°F
NW
5 mph
0600
28°F
N
6 mph
0900
32°F
NW
4 mph
Units of measurement: °C / °F