More often than not the weather in Roscoff in December is 6 with usual highs being around 10 and low around 5. See our table below for a full breakdown:
| Month | Degrees Celsius |
|---|---|
| Temperature | 6 |
| High Temperature | 10 |
| Low Temperature | 5 |
| Sunshine Per Day | 3 |
Useful Links: Roscoff Weather: Average Weather & Yearly Climate