More often than not the weather in Skiathos throughout the time of December is 13 with highs being 18 with low of 7 celsius.
| Month | Degrees Celsius |
|---|---|
| Temperature | 13 |
| High Temperature | 18 |
| Low Temperature | 7 |
| Sunshine Per Day | 11 |
Useful Links: Skiathos Weather: Average Weather & Yearly Climate