Usually average temperatures are Mirepoix in December is 5, with highs being around 10 with lows about 3 degrees celsius. We have put some more detail below here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 5 |
| High Temperature | 10 |
| Low Temperature | 3 |
Useful Links: Mirepoix Weather: Average Weather & Yearly Climate