Average temperature in Concarneau all through the month of December is 6 with a typical high being 10 and lows being 5 degrees celsius. We have put some more detail below here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 6 |
| High Temperature | 10 |
| Low Temperature | 5 |
Useful Links: Concarneau Weather: Average Weather & Yearly Climate