Current Sea Water Temperature:
+60.0°F
| Maximum Sea Water Temperature in October: | 67.8°F |
| Minimum Sea Water Temperature in October: | 30.0°F |
| Average water temperature in October: | 57.6°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| October 08 | 60.0°F | October 03 | 62.6°F |
| October 07 | 61.8°F | October 02 | 63.0°F |
| October 06 | 62.2°F | October 01 | 64.6°F |
| October 05 | 62.6°F | September 30 | 64.8°F |
| October 04 | 62.4°F | September 29 | 65.0°F |
When is the Warmest Sea for St Gallen?
According to our data for the last three years for St Gallen the highest average sea water temperature was in August, July and September.
Average Water Temperature by Month, °F
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0
12
24
36
48
60
72
84
96
45.1
50.5
57.6
66.7
71.8
71.1
65.1
56.5
47.8
41
39.9
40.9
Sea Water Temperature in August
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
65
68
71
74
77
80
83
86
The average sea surface temperature in August 2025 for St Gallen was 74.2°F. The maximum and minimum values were 69.8°F and 77.6°F respectively.
Sea Water Temperature in July
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
66
69
72
75
78
81
84
The average sea surface temperature in July 2025 for St Gallen was 75.4°F. The maximum and minimum values were 73.2°F and 79.2°F respectively.
Sea Water Temperature in September
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
59
63
67
71
75
79
83
The average sea surface temperature in September 2025 for St Gallen was 68.6°F. The maximum and minimum values were 64.8°F and 72.8°F respectively.
Switzerland Resorts:
NAME
F°
| Basle |  |
+50 |
| Berne | |
+46 |
| Geneva | |
+48 |
| Gstaad | |
+36 |
| Lake Geneva | |
+54 |
| Lausanne | |
+54 |
| Lucerne | |
+46 |
| Lugano | |
+44 |
| Montreux | |
+44 |
| Spitz | |
+50 |
| St Gallen |  |
+50 |
| Verbier | |
+40 |
| Vevey | |
+44 |
| Winterthur | |
+48 |
| Zurich | |
+48 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
St Gallen
Local time: 02:35
09 oct, thursday
| 0300 |  |
50°F | NE 1 mph |
| 0600 | |
50°F | E 1 mph |
| 0900 | |
54°F | S 2 mph |
| 1200 | |
54°F | S 3 mph |
| 1500 | |
56°F | SW 4 mph |
| 1800 | |
54°F | SW 4 mph |
| 2100 | |
54°F | SW 2 mph |
10 oct, friday
| 0000 |  |
52°F | SW 2 mph |