30.12
tue
tue
Day
34°F
SW 5 mph
Precip.
0%
0%
Night
23°F
SW 4 mph
Precip.
0%
0%
31.12
wed
wed
Day
28°F
SW 7 mph
Precip.
0%
0%
Night
21°F
NW 1 mph
Precip.
0%
0%
01.01
thu
thu
Day
32°F
NE 8 mph
Precip.
0%
0%
Night
25°F
NE 3 mph
Precip.
0%
0%
02.01
fri
fri
Day
34°F
NE 4 mph
Precip.
0%
0%
Night
28°F
NE 2 mph
Precip.
0%
0%
03.01
sat
sat
Day
32°F
E 2 mph
Precip.
100%
100%
Night
25°F
SW 7 mph
Precip.
100%
100%
04.01
sun
sun
Day
25°F
S 2 mph
Precip.
0%
0%
Night
1°F
N 3 mph
Precip.
43%
43%
05.01
mon
mon
Day
16°F
E 1 mph
Precip.
0%
0%
Night
1°F
NW 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 45.3°F. The highest and lowest sea temperatures during the month were 47.1°F and 43.2°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: 06:36
December 30, tuesday
0900
28°F
SW
2 mph
2 mph
1200
34°F
SW
5 mph
5 mph
1500
34°F
SW
5 mph
5 mph
1800
27°F
SW
4 mph
4 mph
2100
25°F
SW
5 mph
5 mph
December 31, wednesday
0000
23°F
SW
4 mph
4 mph
0300
21°F
SW
4 mph
4 mph
0600
21°F
SW
4 mph
4 mph
