Temperature in Switzerland in September
Switzerland, experiences maximum daytime temperatures in September ranging from 10°C in Ulrichen to 22°C in Chiasso. Nighttime temperatures generally drop to 14°C in Chiasso and 1°C in Ulrichen.
What is the temperature of the different cities in Switzerland in September?
Discover the typical September temperatures for the most popular locations of Switzerland on the map below. Detailed insights are just a click away.






Select a Month of Interest
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Switzerland, check out our Switzerland's climate page.
Interested in more climate information?
Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.