World Resorts Switzerland St Gallen Weather

St Gallen Sea Temperature in May

Average sea water temperature in May:
+55.9°F
Minimum sea water temperature in May: 67.1°F
Maximum sea water temperature in May: 32.0°F

Daily sea water temperature in May, °F

Show year:
2025
2024
2023

The average sea water temperature in May of 2025 was 59.4°F. The highest and lowest sea temperatures during the month were 61.9°F and 57.7°F.

Monthly sea water temperature in St Gallen, °F

Which Switzerland resorts have warmest sea in May?

Place name May 2025 May 2024
Zurich 60.4°F 58.6°F
Winterthur 60.3°F 58.5°F
Geneva 59.7°F 56.6°F
Montreux 59.4°F 57.3°F
Gstaad 59.4°F 57.3°F
Verbier 59.4°F 57.3°F
St Gallen 59.4°F 57.5°F
Vevey 59.3°F 57.3°F
Lake Geneva 58.9°F 57.3°F
Lausanne 58.8°F 57.3°F

Best time for vacation in St Gallen

Sunniest months:
August 16 days
October 15 days
September 14 days
Warmest months:
August 73.2 °F
July 72.9 °F
June 70.7 °F
Warmest sea temp:
August 69.7 °F
July 69.0 °F
September 65.0 °F
Coldest months:
January 37.4 °F
December 40.0 °F
February 40.9 °F
Rainiest months:
July 10 days
May 9 days
June 9 days
Windiest months:
January 5.0 mph
February 4.8 mph
March 4.8 mph

St Gallen on a weather map

Current weather
00:25
St Gallen
+25°F
SW 6 mph
Feels like: +18°F
Precip.: 81%
Places in Switzerland:
Name
°F
Basle
+25°F
Berne
+23°F
Vevey
+21°F
Verbier
+12°F
Winterthur
+23°F
Gstaad
+10°F
Geneva
+30°F
Lake Geneva
+28°F
Lausanne
+28°F
Lugano
+30°F
Lucerne
+23°F
Montreux
+21°F
St Gallen
+25°F
Zermatt
+10°F
Zurich
+25°F
all places
24 Hours Forecast
St Gallen
Local time: 00:25
December 31, wednesday
0300
23°F
SW
4 mph
0600
21°F
SW
3 mph
0900
21°F
S
2 mph
1200
27°F
S
2 mph
1500
28°F
SW
3 mph
1800
25°F
N
1 mph
2100
23°F
N
2 mph
January 01, thursday
0000
23°F
NE
2 mph
Units of measurement: °C / °F