23.12
tue
tue
Day
39°F
SW 4 mph
Precip.
0%
0%
Night
30°F
SW 9 mph
Precip.
0%
0%
24.12
wed
wed
Day
32°F
SW 14 mph
Precip.
100%
100%
Night
30°F
SW 10 mph
Precip.
0%
0%
25.12
thu
thu
Day
34°F
SW 3 mph
Precip.
0%
0%
Night
30°F
SW 2 mph
Precip.
0%
0%
26.12
fri
fri
Day
36°F
SW 4 mph
Precip.
0%
0%
Night
27°F
SW 2 mph
Precip.
0%
0%
27.12
sat
sat
Day
36°F
SW 3 mph
Precip.
0%
0%
Night
27°F
N 2 mph
Precip.
0%
0%
28.12
sun
sun
Day
34°F
SW 11 mph
Precip.
0%
0%
Night
23°F
SW 9 mph
Precip.
0%
0%
29.12
mon
mon
Day
30°F
NE 1 mph
Precip.
0%
0%
Night
23°F
W 2 mph
Precip.
0%
0%
sea water
temperature
temperature
| Winterthur |
monthly
weather
weather
| Winterthur |
current
weather
weather
| Winterthur |
14 days
forecast
forecast
| Winterthur |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 45.7°F. The highest and lowest sea temperatures during the month were 47.1°F and 44.1°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 42.9°F. The highest and lowest sea temperatures during the month were 44.1°F and 41.9°F.
Air temperature in Winterthur, °F
Precipitation total in Winterthur, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Winterthur
Winterthur on a weather map
Places in Switzerland:
Name
°F
24 Hours Forecast
Winterthur
Local time: 10:04
December 23, tuesday
1200
39°F
SW
4 mph
4 mph
1500
39°F
SW
6 mph
6 mph
1800
32°F
SW
6 mph
6 mph
2100
28°F
SW
5 mph
5 mph
December 24, wednesday
0000
30°F
SW
9 mph
9 mph
0300
32°F
SW
9 mph
9 mph
0600
32°F
SW
9 mph
9 mph
0900
34°F
SW
12 mph
12 mph
