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In January warmest sea in Switzerland is usually observed in the following locations: Geneva, Lake Geneva, Lausanne.
Table below shows the average sea water temperature for marine resorts of Switzerland in January for the last three years.
| Place name | January 2025 | January 2024 | January 2023 |
|---|---|---|---|
| Geneva | 47.1°F | 49.0°F | 49.1°F |
| Lake Geneva | 46.3°F | 45.5°F | 47.0°F |
| Lausanne | 46.1°F | 45.4°F | 46.8°F |
| Vevey | 46.0°F | 45.3°F | 46.7°F |
| Montreux | 45.9°F | 45.3°F | 46.6°F |
| Gstaad | 45.9°F | 45.3°F | 46.6°F |
| Verbier | 45.9°F | 45.3°F | 46.6°F |
| St Gallen | 43.3°F | 43.0°F | 43.7°F |
| Zurich | 42.9°F | 42.0°F | 43.2°F |
| Winterthur | 42.9°F | 42.0°F | 43.2°F |
Charts below show average sea water temperature for Switzerland resorts with the warmest sea in January.
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
11
22
33
44
55
66
77
88
51.3
54.2
58.5
64.2
67.3
66.7
61.3
55
50.4
46.8
46.1
47.3
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
11
22
33
44
55
66
77
88
48.5
52.9
58.7
65.7
69.6
68.4
62.3
54.7
48.9
44.3
43.2
44.3
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
11
22
33
44
55
66
77
88
48.5
52.9
58.8
65.7
69.6
68.4
62.2
54.7
48.9
44.2
43.1
44.2
You can also check other months of the year to see sea temperature of Switzerland resorts at that time.
Places in Switzerland:
Name
°F
