Water temperature in Montreux in May

Is it warm enough to swim in Montreux in May? Average water temperature in Montreux in May is 13.9°C and therefore is not suitable for comfortable swimming. The warmest water in Montreux in May is 19.3°C, and the coldest is 10.5°C. Average high air temperature in Montreux in May is 18°C, and average low temperature is 10°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Montreux

Changes water temperature in Montreux in May 2025, 2024

To get an accurate forecast for the water temperature in Montreux for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Montreux, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of May.

Sea temperature

Tides

Sunrise and Sunset

You can choose any other years:

Day	2025	2024	Min	Max
1 May	15.4°C	12°C	10.5°C	15.4°C
2 May	15.1°C	12°C	10.5°C	15.1°C
3 May	14.8°C	12.1°C	10.6°C	14.8°C
4 May	14.7°C	12.1°C	10.8°C	14.7°C
5 May	14.6°C	12.2°C	11°C	14.6°C
6 May	14.5°C	12.3°C	11.1°C	14.5°C
7 May	14.4°C	12.4°C	11.4°C	14.4°C
8 May	14.4°C	12.5°C	11.6°C	14.4°C
9 May	14.2°C	13.5°C	12.2°C	14.3°C
10 May	14.2°C	13.7°C	12.3°C	14.5°C
11 May	14.2°C	14.9°C	12.3°C	14.9°C
12 May	14.2°C	14.9°C	12.4°C	14.9°C
13 May	14.2°C	14.2°C	12.2°C	15.8°C
14 May	14.4°C	14.2°C	12.4°C	16.9°C
15 May	14.5°C	14.2°C	12.4°C	15.5°C

Day	2025	2024	Min	Max
16 May	15.7°C	14.2°C	12.3°C	16.7°C
17 May	15°C	14.3°C	12.4°C	17.6°C
18 May	15.7°C	14.6°C	12.6°C	18.6°C
19 May	15.7°C	14.9°C	12.8°C	18.9°C
20 May	15.7°C	14.9°C	13°C	18.9°C
21 May	15.7°C	15°C	13.2°C	19.3°C
22 May	15.7°C	15.1°C	13.4°C	19°C
23 May	15.1°C	15.3°C	13.5°C	18.8°C
24 May	15.2°C	15.4°C	13.2°C	18.7°C
25 May	15.2°C	15.7°C	12.8°C	18.5°C
26 May	15.1°C	16.2°C	12.7°C	19.1°C
27 May	16.3°C	16.1°C	12.8°C	18.2°C
28 May	16.3°C	15.9°C	12.7°C	18.5°C
29 May	16.1°C	15.8°C	12.7°C	18.2°C
30 May	17.4°C	15.7°C	12.6°C	17.8°C
31 May	17.4°C	15.6°C	12.7°C	17.8°C

Average water temperature in Montreux in May over a decade

2016	2017	2018	2019	2020
13.1°C	13.7°C	13.1°C	13.7°C	14.5°C

2021	2022	2023	2024	2025
13.4°C	16.4°C	14.1°C	14.3°C	15.2°C

Weather and climate in Montreux in May

This data display average monthly climate indicators in Montreux in May based on our historical weather readings over a period of ten years. In addition to temperature, we include data on the number of rainy and sunny days so you can have all the information about your destination before your trip

Average HIGH temperature18°C
Average LOW temperature10°C
Average humidity
73
Average rainfall days14 days
Average rainfall4.7''/119mm
Average daylight15h
Average sunshine6h
Average UV index7

Montreux water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Temperature in neighboring cities

The nearest locations with the average water temperature in May. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

	Avr	Min	Max
Vevey	13.8°C	10.4°C	19.3°C
Bourg-en-Lavaux	13.8°C	10.4°C	19.3°C
Lausanne	13.8°C	10.4°C	19.5°C
Evian-les-Bains	13.8°C	10.4°C	19.7°C
Morges	13.8°C	10.4°C	19.3°C
Thonon-les-Bains	13.8°C	10.4°C	19°C
Excenevex	13.8°C	10.5°C	18.7°C
Anthy-sur-Leman	13.8°C	10.5°C	18.7°C
Sciez	13.8°C	10.5°C	18.7°C
Rolle	13.8°C	10.6°C	18.8°C

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Our report for Montreux is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.

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Date (day and month)

Water temperature: min 16°C

Average temperature Maximum temperature