Average sea water temperature in January:
+41.5°F
| Minimum sea water temperature in January: | 45.0°F |
| Maximum sea water temperature in January: | 32.0°F |
Daily sea water temperature in January, °F
Show year:
2026
2025
2024
The average sea water temperature in January of 2026 was 42.1°F. The highest and lowest sea temperatures during the month were 44.8°F and 40.8°F.
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| Winterthur |
monthly
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| Winterthur |
current
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| Winterthur |
14 days
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| Winterthur |
Monthly sea water temperature in Winterthur, °F
Which Switzerland resorts have warmest sea in January?
| Place name | January 2026 | January 2025 |
|---|---|---|
| Geneva | 46.4°F | 47.1°F |
| Lake Geneva | 45.0°F | 46.3°F |
| Lausanne | 44.9°F | 46.1°F |
| Montreux | 44.9°F | 45.9°F |
| Gstaad | 44.9°F | 45.9°F |
| Verbier | 44.9°F | 45.9°F |
| Vevey | 44.9°F | 46.0°F |
| St Gallen | 42.5°F | 43.3°F |
| Zurich | 42.1°F | 42.9°F |
| Winterthur | 42.1°F | 42.9°F |
Best time for vacation in Winterthur
Winterthur on a weather map
Places in Switzerland:
Name
°F
24 Hours Forecast
Winterthur
Local time: 15:58
March 17, tuesday
1800

46°F
W
5 mph
5 mph
2100

37°F
W
4 mph
4 mph
March 18, wednesday
0000

36°F
SW
4 mph
4 mph
0300

37°F
SW
9 mph
9 mph
0600

36°F
SW
10 mph
10 mph
0900

41°F
SW
14 mph
14 mph
1200

50°F
SW
17 mph
17 mph
1500

52°F
SW
18 mph
18 mph



























