Normally weather temperatures in Mont St Michel all through September is 13. Highs are around 19 with low average temperatures being 11 degrees. Find more information below:
| Month | Degrees Celsius |
|---|---|
| Temperature | 13 |
| High Temperature | 19 |
| Low Temperature | 11 |
| Sunshine Per Day | 7 |
Useful Links: Mont St Michel Weather: Average Weather & Yearly Climate