Typically, the average weather in Costa Smeralda for the duration of September is 19 with highs being 27 with low daily temperautes being 16. Discover more info below:
| Month | Degrees Celsius |
|---|---|
| Temperature | 19 |
| High Temperature | 27 |
| Low Temperature | 16 |
| Sunshine Per Day | 10 |
Useful Links: Costa Smeralda Weather: Average Weather & Yearly Climate