Water temperature in Versoix in August

Is it warm enough to swim in Versoix in August? Average water temperature in Versoix in August is 21.2°C and therefore suitable for comfortable swimming. The warmest water in Versoix in August is 25.9°C, and the coldest is 18.1°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Versoix

Changes water temperature in Versoix in August 2025, 2024

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

Sea temperature

Tides

Sunrise and Sunset

You can choose any other years:

Day	2025	2024	Min	Max
1 August	20.8°C	23.9°C	19.4°C	23.9°C
2 August	20.4°C	23.9°C	19.5°C	24.3°C
3 August	20.4°C	24.2°C	19.7°C	24.7°C
4 August	20.8°C	24.2°C	19.7°C	24.8°C
5 August	21°C	24.4°C	19.7°C	24.4°C
6 August	20.8°C	24.5°C	19.7°C	25°C
7 August	21.1°C	24.3°C	19.6°C	24.3°C
8 August	21.4°C	24.8°C	19.5°C	24.8°C
9 August	22°C	24.8°C	19.4°C	24.8°C
10 August	22.6°C	25.2°C	19.5°C	25.2°C
11 August	23°C	24.7°C	19.5°C	24.7°C
12 August	23.1°C	25.8°C	19.5°C	25.8°C
13 August	23.2°C	25.9°C	19.5°C	25.9°C
14 August	23.9°C	25.2°C	19.4°C	25.2°C
15 August	23.7°C	25.2°C	19.3°C	25.2°C

Day	2025	2024	Min	Max
16 August	23.9°C	24.6°C	19.1°C	24.6°C
17 August	23.6°C	25.1°C	18.9°C	25.1°C
18 August	23.5°C	24.5°C	18.8°C	24.5°C
19 August	23.1°C	23.3°C	18.9°C	23.5°C
20 August	22.7°C	22.7°C	18.6°C	24°C
21 August	22.4°C	22.3°C	18.5°C	24.6°C
22 August	22.4°C	22.4°C	18.4°C	24.9°C
23 August	22.6°C	22.5°C	18.2°C	25.3°C
24 August	22.1°C	22.8°C	18.2°C	25.8°C
25 August	22.2°C	22.4°C	18.1°C	25.3°C
26 August	22°C	21.5°C	18.2°C	24.8°C
27 August	21.7°C	21.8°C	18.4°C	24.3°C
28 August	22.4°C	21.7°C	18.5°C	23.8°C
29 August	22.1°C	21.8°C	18.6°C	23.4°C
30 August	21°C	22.4°C	18.8°C	23.1°C
31 August	20.8°C	22.5°C	19°C	22.7°C

Average water temperature in Versoix in August over a decade

2016	2017	2018	2019	2020
20.2°C	20°C	21.7°C	21.4°C	22.8°C

2021	2022	2023	2024	2025
20.5°C	23.2°C	22.1°C	23.7°C	21°C

Versoix 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 August. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

	Avr	Min	Max
Hermance	21.2°C	18.1°C	25.9°C
Coppet	21.2°C	18.1°C	25.9°C
Chens sur Leman	21.5°C	18.3°C	26.2°C
Messery	21.9°C	18.8°C	26.3°C
Nernier	22.4°C	19.6°C	25.8°C
Yvoire	22.4°C	19.6°C	25.8°C
Excenevex	22.5°C	19.8°C	25.6°C
Anthy-sur-Leman	22.5°C	19.8°C	25.6°C
Sciez	22.5°C	19.8°C	25.6°C
Thonon-les-Bains	22.5°C	19.8°C	25.5°C

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Our report for Versoix 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