Water temperature in Ascona in July
Is it warm enough to swim in Ascona in July? Average water temperature in Ascona in July is 23.2°C and therefore suitable for comfortable swimming. The warmest water in Ascona in July is 28°C, and the coldest is 19°C. To find out the water temperature today and in the coming days, go to Current water temperature in Ascona
Changes water temperature in Ascona in July 2025, 2024
To get an accurate forecast for the water temperature in Ascona for any chosen month, compare two years within a 10 year range using the chart below.
You can choose any other years:
Day |
2025 |
2024 |
1 July | 22°C | 19°C |
2 July | 22°C | 19°C |
3 July | 22°C | 19°C |
4 July | 22°C | 19°C |
5 July | 23°C | 19°C |
6 July | 22°C | 20°C |
7 July | 22°C | 20°C |
8 July | 22°C | 20°C |
9 July | 21°C | 20°C |
10 July | 21°C | 20°C |
11 July | 22°C | |
12 July | 22°C | |
13 July | 22°C | |
14 July | 22°C | |
15 July | 22°C | |
Day |
2025 |
2024 |
16 July | 22°C | |
17 July | 22°C | |
18 July | 22°C | |
19 July | 23°C | 21°C |
20 July | 23°C | |
21 July | 23°C | 22°C |
22 July | 22°C | 22°C |
23 July | 22°C | 22°C |
24 July | 22°C | 22°C |
25 July | 22°C | 22°C |
26 July | 22°C | 22°C |
27 July | 22°C | 22°C |
28 July | 22°C | 23°C |
29 July | 22°C | 23°C |
30 July | 22°C | 23°C |
31 July | 22°C | 23°C |
Average water temperature in Ascona in July over a decade
2016 | 2017 | 2018 | 2019 | 2020 |
23°C | 22.6°C | 24°C | 24.5°C | 23.3°C |
2021 | 2022 | 2023 | 2024 | 2025 |
22.1°C | 25.3°C | 23.9°C | | 22.1°C |
Ascona water temperature during other months:
You can also view information about water temperature for other months by clicking on the month button below