Current sea water temperature:
+56.7°F
| Minimum sea water temperature in April: | 57.4°F |
| Maximum sea water temperature in April: | 32.0°F |
| Average sea water temperature in April: | 48.1°F |
| more information | |
14 days
forecast
forecast
| Winterthur |
monthly
weather
weather
| Winterthur |
Sea water temperature for the last 10 days:
| April 29 | 56.7°F | April 24 | 54.5°F |
| April 28 | 57.0°F | April 23 | 54.9°F |
| April 27 | 57.4°F | April 22 | 55.4°F |
| April 26 | 55.9°F | April 21 | 55.0°F |
| April 25 | 56.5°F | April 20 | 55.9°F |
Monthly sea water temperature, °F
When is the warmest sea in Winterthur?
Based on the data about daily sea water temperature for the last three years the warmest sea in Winterthur was noticed in August, July and September.
Monthly Sea Temperatures in Winterthur, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 72.9°F. The highest and lowest sea temperatures during the month were 76.3°F and 70.0°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 73.9°F. The highest and lowest sea temperatures during the month were 78.4°F and 71.4°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 67.6°F. The highest and lowest sea temperatures during the month were 71.1°F and 63.5°F.
current
weather
weather
| Winterthur |
weather in
May
May
| Winterthur |
Best time for vacation in Winterthur
Winterthur on a weather map
Places in Switzerland:
Name
°F
24 Hours Forecast
Winterthur
Local time: 10:27
April 29, wednesday
1200
55°F
SW
7 mph
7 mph
1500
61°F
W
11 mph
11 mph
1800
63°F
SW
14 mph
14 mph
2100
52°F
SW
14 mph
14 mph
April 30, thursday
0000
48°F
SW
14 mph
14 mph
0300
43°F
SW
12 mph
12 mph
0600
37°F
SW
9 mph
9 mph
0900
45°F
SW
9 mph
9 mph
