Weather in September 2025

Biel weather in September 2025

The temperatures in Biel in September are quite cold with temperatures between 9°C and 20°C, warm clothes are a must.

You can expect about 3 to 8 days of rain in Biel 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 Biel in September 2025.

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

Temperatures
Temperatures
20° / 9°
Rainy Days
Rainy Days
6
Snowy Days
Snowy Days
0
Dry Days
Dry Days
24
Rainfall
Rainfall
110
mm
10.8
Sun Hours
10.8
Hrs

Biel annual weather

Month Temperatures Rainy Days Dry Days Snowy Days Rainfall Weather More details
January 3° / -4° 9 10 12 134 mm
Awful
February 4° / -3° 10 9 11 113 mm
Awful
March 9° / 0° 7 17 6 104 mm
Awful
April 14° / 3° 8 20 2 110 mm
Bad
May 18° / 6° 11 20 0 189 mm
Ok
June 22° / 10° 11 19 0 193 mm
Ok
July 24° / 12° 10 21 0 180 mm
Good
August 24° / 12° 9 22 0 160 mm
Good
September 20° / 9° 6 24 0 110 mm
Good
October 15° / 5° 6 25 0 121 mm
Good
November 9° / 2° 8 18 4 128 mm
Awful
December 4° / -2° 11 12 9 171 mm
Awful
Temperatures in Biel in September
Rain in Biel in September

Recommended Hotels in Biel

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

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

Weather in Biel in September - FAQ

What is the average temperature in Biel in September?
The average temperature in Biel in September is 9/20° C.
What is the chance of rain in Biel in September?
On average, there are 6 rainy days in Biel during September.
Weather wise, is September a good time to visit Biel?
The weather in Biel in September is good.
Can it snow in Biel in September?
On average, there are 0 snowy days in Biel in September.
More about the weather in Biel