Generally the typical temperate in Castelsardo for the month of January is 8. With the average high being 14 with low average temperatures being 5. Our table below has the full details:
| Month | Degrees Celsius |
|---|---|
| Temperature | 8 |
| High Temperature | 14 |
| Low Temperature | 5 |
Useful Links: Castelsardo Weather: Average Weather & Yearly Climate