29.04
wed
wed
Day
55°F
SW 7 mph
Precip.
0%
0%
Night
48°F
SW 14 mph
Precip.
0%
0%
30.04
thu
thu
Day
57°F
SW 11 mph
Precip.
0%
0%
Night
39°F
SW 2 mph
Precip.
0%
0%
01.05
fri
fri
Day
61°F
SW 4 mph
Precip.
0%
0%
Night
46°F
NW 1 mph
Precip.
0%
0%
02.05
sat
sat
Day
72°F
E 2 mph
Precip.
0%
0%
Night
54°F
N 4 mph
Precip.
76%
76%
03.05
sun
sun
Day
68°F
N 1 mph
Precip.
65%
65%
Night
57°F
NE 3 mph
Precip.
0%
0%
04.05
mon
mon
Day
66°F
E 5 mph
Precip.
57%
57%
Night
54°F
SW 2 mph
Precip.
34%
34%
05.05
tue
tue
Day
66°F
SW 5 mph
Precip.
0%
0%
Night
55°F
NE 6 mph
Precip.
100%
100%
sea water
temperature
temperature
| Winterthur |
monthly
weather
weather
| Winterthur |
current
weather
weather
| Winterthur |
14 days
forecast
forecast
| Winterthur |
Sea water temperature in April, °F
Show year:
2026
2025
2024
The average sea water temperature in April of 2026 was 52.0°F. The highest and lowest sea temperatures during the month were 57.4°F and 44.8°F.
Sea water temperature in May, °F
Show year:
2025
2024
2023
The average sea water temperature in May of 2025 was 60.3°F. The highest and lowest sea temperatures during the month were 63.0°F and 59.2°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: 11:45
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
