Current sea water temperature:
+47.1°F
| Minimum sea water temperature in December: | 49.3°F |
| Maximum sea water temperature in December: | 41.9°F |
| Average sea water temperature in December: | 45.5°F |
| more information | |
14 days
forecast
forecast
| Winterthur |
monthly
weather
weather
| Winterthur |
Sea water temperature for the last 10 days:
| December 5 | 47.1°F | November 30 | 47.1°F |
| December 4 | 47.1°F | November 29 | 47.5°F |
| December 3 | 46.9°F | November 28 | 47.8°F |
| December 2 | 46.8°F | November 27 | 48.0°F |
| December 1 | 47.1°F | November 26 | 48.4°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
December
December
| Winterthur |
Best time for vacation in Winterthur
Winterthur on a weather map
Places in Switzerland:
Name
°F
24 Hours Forecast
Winterthur
Local time: 08:34
December 05, friday
0900
36°F
NE
1 mph
1 mph
1200
37°F
NE
1 mph
1 mph
1500
37°F
E
2 mph
2 mph
1800
36°F
N
2 mph
2 mph
2100
34°F
W
2 mph
2 mph
December 06, saturday
0000
30°F
N
2 mph
2 mph
0300
28°F
NW
4 mph
4 mph
0600
30°F
N
3 mph
3 mph
