Weather in September 2025

La Chaux de Fonds weather in September 2025

The temperatures in La Chaux de Fonds in September are quite cold with temperatures between 8°C and 20°C, warm clothes are a must.

You can expect rain for roughly half of the month of September in La Chaux de Fonds. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.

Our weather forecast can give you a great sense of what weather to expect in La Chaux de Fonds in September 2025.

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

Temperatures
Temperatures
20° / 8°
Rainy Days
Rainy Days
8
Snowy Days
Snowy Days
0
Dry Days
Dry Days
22
Rainfall
Rainfall
147
mm
10.1
Sun Hours
10.1
Hrs

La Chaux de Fonds annual weather

Month Temperatures Rainy Days Dry Days Snowy Days Rainfall Weather More details
January 4° / -3° 9 5 18 173 mm
Awful
February 5° / -3° 8 5 18 150 mm
Awful
March 9° / 0° 9 10 13 145 mm
Awful
April 14° / 3° 10 15 7 151 mm
Bad
May 17° / 5° 14 15 2 244 mm
Bad
June 21° / 10° 14 15 0 277 mm
Ok
July 23° / 11° 12 19 0 228 mm
Good
August 23° / 11° 11 20 0 221 mm
Good
September 20° / 8° 8 22 0 147 mm
Ok
October 15° / 5° 8 20 3 152 mm
Bad
November 9° / 1° 10 10 10 174 mm
Awful
December 5° / -2° 10 7 16 216 mm
Awful
Temperatures in La Chaux de Fonds in September
Rain in La Chaux de Fonds in September

Recommended Hotels in La Chaux de Fonds

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

Weather in La Chaux de Fonds in September - FAQ

What is the average temperature in La Chaux de Fonds in September?
The average temperature in La Chaux de Fonds in September is 8/20° C.
What is the chance of rain in La Chaux de Fonds in September?
On average, there are 8 rainy days in La Chaux de Fonds during September.
Weather wise, is September a good time to visit La Chaux de Fonds?
The weather in La Chaux de Fonds in September is ok.
Can it snow in La Chaux de Fonds in September?
On average, there are 0 snowy days in La Chaux de Fonds in September.
More about the weather in La Chaux de Fonds