World Resorts Switzerland St Gallen Weather

St Gallen Sea Temperature in May

Average sea water temperature in May:
+56.0°F
Minimum sea water temperature in May: 69.6°F
Maximum sea water temperature in May: 32.0°F

Daily sea water temperature in May, °F

Show year:
2026
2025
2024

The average sea water temperature in May of 2026 was 59.2°F. The highest and lowest sea temperatures during the month were 69.6°F and 55.8°F.

Monthly sea water temperature in St Gallen, °F

Which Switzerland resorts have warmest sea in May?

Place name May 2026 May 2025
Montreux 60.4°F 59.4°F
Verbier 60.4°F 59.4°F
Gstaad 60.4°F 59.4°F
Zurich 60.4°F 60.4°F
Winterthur 60.3°F 60.3°F
Vevey 59.9°F 59.3°F
Geneva 59.7°F 59.7°F
Lake Geneva 59.5°F 58.9°F
Lausanne 59.4°F 58.8°F
St Gallen 59.2°F 59.4°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 37.2 °F
December 39.9 °F
February 41.0 °F
Rainiest months:
July 10 days
May 9 days
June 9 days
Windiest months:
January 4.9 mph
February 4.8 mph
March 4.7 mph

St Gallen on a weather map

Current weather
20:27
St Gallen
+63°F
SW 2 mph
Feels like: +63°F
Precip.: 0%
Places in Switzerland:
Name
°F
Berne
+61°F
Vevey
+59°F
Verbier
+48°F
Winterthur
+63°F
Gstaad
+50°F
Geneva
+64°F
Lake Geneva
+63°F
Interlaken
+54°F
Lausanne
+68°F
Lucerne
+59°F
Montreux
+59°F
St Gallen
+63°F
St Moritz
+45°F
Zermatt
+41°F
Zurich
+64°F
all places
24 Hours Forecast
St Gallen
Local time: 20:27
May 28, thursday
2100
63°F
SW
2 mph
May 29, friday
0000
59°F
N
1 mph
0300
55°F
N
2 mph
0600
54°F
NW
2 mph
0900
63°F
SW
3 mph
1200
70°F
SW
4 mph
1500
75°F
SW
5 mph
1800
73°F
SW
7 mph
Units of measurement: °C / °F