Average daily weather in Aviles all through September is 16. Average high degrees are usually 21 degrees celsius and a low of 14 celsius. The table below includes more detail:
| Month | Degrees Celsius |
|---|---|
| Temperature | 16 |
| High Temperature | 21 |
| Low Temperature | 14 |
| Sunshine Per Day | 6 |
Useful Links: Aviles Weather: Average Weather & Yearly Climate