Usually the weather in Capri throughout the time of December is 11. Through the month the highs are about 17 with lows around 9 celsius. The table below includes more detail:
| Month | Degrees Celsius |
|---|---|
| Temperature | 11 |
| High Temperature | 17 |
| Low Temperature | 9 |
| Sunshine Per Day | 7 |
Useful Links: Capri Weather: Average Weather & Yearly Climate