
St. Gallen Weather September
St. Gallen is located in oceanic climate that can be described as high humidity and moderate seasonal temperature fluctuations warm summer and soft but windy winter.
To help you choose the best time to travel, you can find climate data below on the weather in St. Gallen in September.
![]() | average daily high | +16.8°C |
![]() | average daily low | +9.7°C |
![]() | daytime | 13 h |
![]() | sunny / overcast hours | 4.8 / 8.2 |
![]() | average monthly precipitation | 135 mm |
Best time with the soft weather for the sightseeing and long walks in St. Gallen are June, July, August.
Temperature in St. Gallen
In September the average daily maximum in St. Gallen is +16.8°C, and the minimum +9.7°C.
Most booked hotels in St. Gallen
Best beach resorts in September:

Barcelona
Spain

Nice
France

Rimini
Italy

Cannes
France

Lisbon
Portugal

Marseille
France
Daylight hours
There are 13 hours of daylight in St. Gallen in September. Out of these, on average 4.8 are sunny, which means it is mostly cloudy.
Most Popular Destinations in the World
Precipitation
The amount of precipitation in St. Gallen in September is usually 135 mm, which may ruin part of the trip.