Usually the average weather in St-Nazaire in the time of June is 15. Average high degrees are usually 22 and lows being 11 celsius. We have put some more information here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 15 |
| High Temperature | 22 |
| Low Temperature | 11 |
| Sunshine Per Day | 9 |
Useful Links: St-Nazaire Weather: Average Weather & Yearly Climate