More often than not the weather in Viveiro throughout the time of September is 17. Average high degrees are usually 23 and lows being 14 celsius. We have put some more information here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 17 |
| High Temperature | 23 |
| Low Temperature | 14 |
Useful Links: Viveiro Weather: Average Weather & Yearly Climate