Average sea water temperature in September:
+66.1°F
| Minimum sea water temperature in September: | 75.2°F |
| Maximum sea water temperature in September: | 32.0°F |
Daily sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 68.5°F. The highest and lowest sea temperatures during the month were 71.8°F and 65.3°F.
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| Montreux |
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Monthly sea water temperature in Montreux, °F
Which Switzerland resorts have warmest sea in September?
| Place name | September 2025 | September 2024 |
|---|---|---|
| Montreux | 68.5°F | 68.9°F |
| Gstaad | 68.5°F | 68.9°F |
| Verbier | 68.5°F | 68.9°F |
| Vevey | 68.4°F | 68.9°F |
| Lausanne | 68.1°F | 68.7°F |
| Lake Geneva | 68.0°F | 68.4°F |
| Zurich | 67.6°F | 68.7°F |
| Winterthur | 67.6°F | 68.7°F |
| Geneva | 66.9°F | 67.2°F |
| St Gallen | 66.8°F | 67.8°F |
Best time for vacation in Montreux
Montreux on a weather map
Places in Switzerland:
Name
°F
24 Hours Forecast
Montreux
Local time: 10:21
December 05, friday
1200
32°F
S
2 mph
2 mph
1500
32°F
S
2 mph
2 mph
1800
30°F
N
2 mph
2 mph
2100
25°F
NW
4 mph
4 mph
December 06, saturday
0000
23°F
NW
5 mph
5 mph
0300
27°F
NW
5 mph
5 mph
0600
28°F
N
6 mph
6 mph
0900
32°F
NW
4 mph
4 mph
