The temperatures in Bayonne in December are quite cold with temperatures between 8°C and 12°C, warm clothes are a must.
You can expect rain for roughly half of the month of December in Bayonne. 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.
Please note that Bayonne can expect a few days of snow in December.
Our weather forecast can give you a great sense of what weather to expect in Bayonne in December 2025.
If you’re planning to visit Bayonne in the near future, we highly recommend that you review the 14 day weather forecast for Bayonne before you arrive.
Temperatures
12° / 8°
Rainy Days
9
Snowy Days
1
Dry Days
22
Rainfall
146
mm
Sun Hours
8.5
Hrs
