Average temperatures Ploermel during the duration of December is 5. Through the month the highs are about 10 degrees celsius and a low of 4. The table below has further info:
| Month | Degrees Celsius |
|---|---|
| Temperature | 5 |
| High Temperature | 10 |
| Low Temperature | 4 |
Useful Links: Ploermel Weather: Average Weather & Yearly Climate