This data the coastal Montreux water temperature today, tomorrow and the upcoming days. Besides, you can also get information about the weather and surf forecast, as well as the data on sunrise / sunset and moonrise / moonset at a given point on any given day.
Water temperature in Montreux today is 21.2°C. Based on our historical data over a period of ten years, the warmest water in this day in the Lake Geneva near Montreux was recorded in 2016 and was 23°C, and the coldest was recorded in 2012 at 19.3°C. Water temperature in Montreux is expected to drop to 20.4°C in the next 10 days. September average water temperature in Montreux is 20.1°C, the minimum temperature is 16.9°C, and the maximum is 24°C.
The swimming season in Montreux lasts from June to September. During those months, Montreux water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Montreux in winter reaches 7.6°C, in spring 10.5°C, in summer the average temperature rises to 21.1°C, and in autumn it is 16.1°C.
5 September 2025 |
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today temp |
21.2°C |
4 September 2025 |
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yesterday temp |
20.9°C |
Data in a table show Montreux temperature today (6 September 2025). For more information and forecast for a few days, go to the weather forecast Montreux.
0-3 h | 3-6 h | 6-9 h | 9-12 h |
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8.1°C | 7.1°C | 7.7°C | 9.9°C |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
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14.2°C | 15.9°C | 12.8°C | 7.6°C |
You may also be interested in other sections of our site for Montreux: Sunrise and Sunset, Tides
These figures shows the average, minimum and maximum monthly water temperature in Montreux. In addition to the table values, the graph below displays of changes average surface temperature during the year. Values are calculated based on the data over the past 10 years. Using them, you can check the water temperature in Montreux on any day of this period that interests you. Click on the month link and you will see a table for each day, or alternatively you can view the temperature curve of the month and select 2 different years you want to compare, either in a table or as a curve
Month | Avr | Min | Max | |
---|---|---|---|---|
January | 7.2°C | 5.7°C | 9.1°C | cold |
Water temperature in Montreux in January | ||||
February | 6.6°C | 5.4°C | 8.3°C | cold |
Water temperature in Montreux in February | ||||
March | 7.3°C | 5.5°C | 11°C | cold |
Water temperature in Montreux in March | ||||
April | 10.3°C | 6.2°C | 15.7°C | cold |
Water temperature in Montreux in April | ||||
May | 13.9°C | 10.5°C | 19.3°C | cold |
Water temperature in Montreux in May | ||||
June | 18.5°C | 12.8°C | 24.3°C | cold |
Water temperature in Montreux in June | ||||
July | 22.1°C | 18.5°C | 24.7°C | warm |
Water temperature in Montreux in July | ||||
August | 22.6°C | 19.8°C | 25.6°C | warm |
Water temperature in Montreux in August | ||||
September | 20.1°C | 16.9°C | 24°C | warm |
Water temperature in Montreux in September | ||||
October | 15.9°C | 12.7°C | 20.1°C | cold |
Water temperature in Montreux in October | ||||
November | 12.2°C | 9.8°C | 16°C | cold |
Water temperature in Montreux in November | ||||
December | 9.1°C | 6.7°C | 11.7°C | cold |
Water temperature in Montreux in December |