Measurements:
°C
°F
Montreux
58°F
NW 4 mph
Feels like: 58°F
Precip: 19%
World Resorts Switzerland Montreux Weather

Montreux Sea Water Temperature

Current Sea Water Temperature:
+70.4°F
Maximum Sea Water Temperature in September: 80.2°F
Minimum Sea Water Temperature in September: 30.0°F
Average water temperature in September: 68.2°F

Sea Water Temperature for the Last 10 Days:

September 28 70.4°F September 23 70.6°F
September 27 69.6°F September 22 71.6°F
September 26 69.8°F September 21 71.2°F
September 25 69.4°F September 20 71.4°F
September 24 70.4°F September 19 72.0°F

When is the Warmest Sea for Montreux?

According to our data for the last three years for Montreux the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Montreux was 79.1°F. The maximum and minimum values were 76.2°F and 81.0°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Montreux was 78.7°F. The maximum and minimum values were 76.6°F and 81.0°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Montreux was 73.8°F. The maximum and minimum values were 69.4°F and 80.2°F respectively.

Best Time to Visit Montreux
The most sunny months:
August 18 days
October 16 days
July 16 days
The most warm months:
August 71.8 °F
July 71.6 °F
June 68.2 °F
Warmest sea temperature:
August 72.7 °F
July 71.6 °F
September 68.2 °F
The most cold months:
January 32.0 °F
December 34.6 °F
February 35.4 °F
The most rainy months:
May 10 days
June 9 days
July 8 days
The most windy months:
January 4 mph
March 4 mph
December 4 mph

Montreux on the Weather Map

Switzerland Resorts:
NAME
F°
Berne +64
Geneva +68
Gstaad +52
Interlaken +62
Lake Geneva +66
Lausanne +72
Lugano +58
Montreux +58
Spitz +64
St Gallen +68
Verbier +46
Vevey +58
Winterthur +62
Zermatt +38
Zurich +64
24 Hours Weather Forecast
Montreux
Local time: 01:19
29 sep, tuesday
0300 58°F
NW
3 mph
0600 56°F
NW
4 mph
0900 58°F
NW
4 mph
1200 66°F
NW
1 mph
1500 72°F
SE
6 mph
1800 62°F
SE
5 mph
2100 58°F
NW
2 mph
30 sep, wednesday
0000 56°F
NW
4 mph