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St Gallen

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St Gallen Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

St Gallen year round climate

  • Spring (March–May): Average 43–53°F, mild climate with less rainfall, suitable for outdoor activities. Common activities: Hiking, visiting St. Gallen Abbey. Suggested clothing: Light jacket, comfortable long pants or skirt.
  • Summer (June–August): Average 60–66°F, warm and comfortable climate with relatively less rainfall. Common activities: Walking in the old town, visiting museums, enjoying outdoor coffee time. Suggested clothing: Short-sleeved clothing, comfortable and breathable pants or skirt.
  • Autumn (September–November): Average 55–39°F, cool climate with moderate rainfall. Common activities: Enjoying autumn scenery, tasting local specialties. Suggested clothing: Light sweater, jacket, warm long pants.
  • Winter (December–February): Average 33–42°F, cold climate with less rainfall, possible snowfall. Common activities: Indoor activities, such as visiting museums, art galleries. Suggested clothing: Thick coat, warm clothing, scarf, hat, gloves.

St Gallen climatological average

Annual average temperature: approx. 49.3°F / Annual rainfall: approx. 62 mm / Summer humidity: 60%–70% / Rainiest month: June

St Gallen monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
33.6°F
5
February
42.4°F
2.3
March
43.3°F
5.2
April
46.6°F
5.6
May
54°F
6.7
June
60.6°F
8.3
July
64.9°F
6.7
August
66.2°F
3.8
September
55.2°F
6.8
October
51.6°F
4.4
November
39.9°F
3.5
December
33.8°F
4.1

St Gallen weather for the next seven days

12/16
Tuesday
Sunny
43.8°F/34.9°F
12/17
Wednesday
Partly Cloudy
45°F/37.7°F
12/18
Thursday
Sunny
46.4°F/36.6°F
12/19
Friday
Sunny
48.5°F/37.3°F
12/20
Saturday
Cloudy
44.4°F/37.6°F
12/21
Sunday
Partly Cloudy
44°F/36.5°F
12/22
Monday
Sunny
44.9°F/37°F