24.12
wed
wed
Day
32°F
SW 17 mph
Precip.
100%
100%
Night
28°F
W 3 mph
Precip.
0%
0%
25.12
thu
thu
Day
34°F
S 3 mph
Precip.
0%
0%
Night
28°F
N 1 mph
Precip.
0%
0%
26.12
fri
fri
Day
34°F
SW 3 mph
Precip.
0%
0%
Night
28°F
SW 1 mph
Precip.
0%
0%
27.12
sat
sat
Day
36°F
S 2 mph
Precip.
0%
0%
Night
30°F
N 2 mph
Precip.
0%
0%
28.12
sun
sun
Day
34°F
SW 6 mph
Precip.
0%
0%
Night
27°F
W 1 mph
Precip.
0%
0%
29.12
mon
mon
Day
32°F
W 3 mph
Precip.
0%
0%
Night
28°F
NE 2 mph
Precip.
0%
0%
30.12
tue
tue
Day
32°F
NE 2 mph
Precip.
0%
0%
Night
28°F
NE 5 mph
Precip.
0%
0%
31.12
wed
wed
Day
30°F
E 4 mph
Precip.
74%
74%
Night
25°F
NW 6 mph
Precip.
100%
100%
01.01
thu
thu
Day
27°F
E 12 mph
Precip.
100%
100%
Night
18°F
E 7 mph
Precip.
100%
100%
02.01
fri
fri
Day
19°F
NE 3 mph
Precip.
0%
0%
Night
14°F
NE 4 mph
Precip.
82%
82%
03.01
sat
sat
Day
27°F
NE 4 mph
Precip.
100%
100%
Night
34°F
NE 9 mph
Precip.
100%
100%
04.01
sun
sun
Day
34°F
E 5 mph
Precip.
100%
100%
Night
28°F
NE 4 mph
Precip.
0%
0%
05.01
mon
mon
Day
32°F
W 2 mph
Precip.
0%
0%
Night
23°F
NW 3 mph
Precip.
0%
0%
06.01
tue
tue
Day
34°F
NE 3 mph
Precip.
48%
48%
Night
34°F
NE 5 mph
Precip.
0%
0%
sea water
temperature
temperature
| St Gallen |
monthly
weather
weather
| St Gallen |
current
weather
weather
| St Gallen |
7 days
forecast
forecast
| St Gallen |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 45.9°F. The highest and lowest sea temperatures during the month were 48.0°F and 44.6°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 43.3°F. The highest and lowest sea temperatures during the month were 46.6°F and 42.1°F.
Air temperature in St Gallen, °F
Precipitation total in St Gallen, in.
* Charts above show average data for the last 3 years.
Best time for vacation in St Gallen
St Gallen on a weather map
Places in Switzerland:
Name
°F
24 Hours Forecast
St Gallen
Local time: 11:06
December 24, wednesday
1200
32°F
SW
17 mph
17 mph
1500
32°F
SW
16 mph
16 mph
1800
30°F
SW
11 mph
11 mph
2100
28°F
W
7 mph
7 mph
December 25, thursday
0000
28°F
W
3 mph
3 mph
0300
28°F
S
1 mph
1 mph
0600
27°F
SE
2 mph
2 mph
0900
28°F
E
2 mph
2 mph
