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 2024.
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
20° / 8°
Rainy Days
8
Snowy Days
0
Dry Days
22
Rainfall
147
mm
Sun Hours
10.1
Hrs
