Average sea water temperature in July:
+69.7°F
| Minimum sea water temperature in July: | 79.7°F |
| Maximum sea water temperature in July: | 32.0°F |
Daily sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 76.0°F. The highest and lowest sea temperatures during the month were 79.7°F and 73.9°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 July?
| Place name | July 2026 | July 2025 |
|---|---|---|
| Zurich | 76.0°F | 74.0°F |
| Winterthur | 76.0°F | 73.9°F |
| Geneva | 75.9°F | 72.0°F |
| Montreux | 75.8°F | 73.0°F |
| Gstaad | 75.8°F | 73.0°F |
| Verbier | 75.8°F | 73.0°F |
| Vevey | 75.5°F | 72.7°F |
| Lake Geneva | 74.7°F | 71.8°F |
| St Gallen | 74.6°F | 72.9°F |
| Lausanne | 74.4°F | 72.0°F |
Best time for vacation in Winterthur
Winterthur on a weather map
Places in Switzerland:
Name
°F
24 Hours Forecast
Winterthur
Local time: 07:24
August 12, wednesday
0900

64°F
SW
3 mph
3 mph
1200

79°F
SW
7 mph
7 mph
1500

88°F
SW
9 mph
9 mph
1800

88°F
SW
8 mph
8 mph
2100

70°F
SW
4 mph
4 mph
August 13, thursday
0000

63°F
W
3 mph
3 mph
0300

57°F
W
2 mph
2 mph
0600

54°F
SW
2 mph
2 mph



























