The weather in Lons Le Saunier in December is very cold with temperatures between 0°C and 6°C, warm clothes are a must.
You can expect rain for roughly half of the month of December in Lons Le Saunier. 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.
You can expect a few days of snow in Lons Le Saunier during December. It’s important to get out your snow boots and warm mittens to stay warm while you explore Lons Le Saunier.
Our weather forecast can give you a great sense of what weather to expect in Lons Le Saunier in December 2025.
If you’re planning to visit Lons Le Saunier in the near future, we highly recommend that you review the 14 day weather forecast for Lons Le Saunier before you arrive.
