Weather in September 2025

Lausanne weather in September 2025

The temperatures in Lausanne in September are usually low and can range between 10°C and 19°C.

You can expect about 3 to 8 days of rain in Lausanne during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.

Our weather forecast can give you a great sense of what weather to expect in Lausanne in September 2025.

If you’re planning to visit Lausanne in the near future, we highly recommend that you review the 14 day weather forecast for Lausanne before you arrive.

Temperatures
Temperatures
19° / 10°
Rainy Days
Rainy Days
5
Snowy Days
Snowy Days
0
Dry Days
Dry Days
25
Rainfall
Rainfall
99
mm
11.2
Sun Hours
11.2
Hrs

Lausanne annual weather

Month Temperatures Rainy Days Dry Days Snowy Days Rainfall Weather More details
January 4° / -2° 10 10 12 156 mm
Awful
February 5° / -2° 9 10 11 128 mm
Awful
March 9° / 1° 7 17 7 122 mm
Awful
April 13° / 5° 7 21 2 108 mm
Awful
May 16° / 7° 10 21 0 174 mm
Ok
June 21° / 11° 10 20 0 182 mm
Ok
July 23° / 13° 9 22 0 164 mm
Good
August 23° / 13° 8 23 0 149 mm
Good
September 19° / 10° 5 25 0 99 mm
Good
October 15° / 6° 5 25 1 118 mm
Good
November 9° / 3° 8 18 5 146 mm
Awful
December 5° / 0° 10 11 10 203 mm
Awful
Temperatures in Lausanne in September
Rain in Lausanne in September

Recommended Hotels in Lausanne

We know that finding the ideal hotel in Lausanne can be a hard task...

That’s why we run our special tools and found the best hotels in Lausanne. Click on hotel for more details.

Weather in Lausanne in September - FAQ

What is the average temperature in Lausanne in September?
The average temperature in Lausanne in September is 10/19° C.
What is the chance of rain in Lausanne in September?
On average, there are 5 rainy days in Lausanne during September.
Weather wise, is September a good time to visit Lausanne?
The weather in Lausanne in September is good.
Can it snow in Lausanne in September?
On average, there are 0 snowy days in Lausanne in September.
More about the weather in Lausanne