Normally, you can expect the weather in Mortain throughout the duration of May is 11. Highs are around 17 and typical average low being around 9 degrees celsius. We have put some more info below:
| Month | Degrees Celsius |
|---|---|
| Temperature | 11 |
| High Temperature | 17 |
| Low Temperature | 9 |
Useful Links: Mortain Weather: Average Weather & Yearly Climate