The temperatures in Mont Saint Michel in October are quite cold with temperatures between 9°C and 18°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Mont Saint Michel during the month of October. 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 Mont Saint Michel in October 2026.
If you’re planning to visit Mont Saint Michel in the near future, we highly recommend that you review the 14 day weather forecast for Mont Saint Michel before you arrive.
Temperatures
18° / 9°
Rainy Days
5
Snowy Days
0
Dry Days
26
Rainfall
67
mm
Sun Hours
9.4
Hrs
