France
Weather in Saint-Nazaire through the year
The average of the weather stations Nantes-Bouguenais (48 km) and Belle Ile - Le Talut (75 km); nearer ones count more.
| Month | Average high | Coolest to warmest day |
|---|---|---|
| January | 9.5 °C | 9.3 °C – 9.9 °C |
| February | 10.6 °C | 9.9 °C – 11.2 °C |
| March | 13.0 °C | 11.4 °C – 14.2 °C |
| April | 15.7 °C | 14.3 °C – 17.0 °C |
| May | 19.0 °C | 17.0 °C – 20.9 °C |
| June | 22.4 °C | 21.0 °C – 23.6 °C |
| July | 24.4 °C | 23.6 °C – 24.8 °C |
| August | 24.2 °C | 23.5 °C – 24.6 °C |
| September | 21.8 °C | 19.5 °C – 23.4 °C |
| October | 17.6 °C | 15.3 °C – 19.4 °C |
| November | 13.0 °C | 11.2 °C – 15.1 °C |
| December | 10.4 °C | 9.7 °C – 11.1 °C |