Saint-Nazaire Climate: Weather by Month and Best Time to Visit
Best months for Saint-Nazaire: July, August, June, September.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 9°C | 5°C | 72 mm | 11 | – | – | 5.5 |
| February | 9°C | 5°C | 55 mm | 9 | – | – | 5.8 |
| March | 12°C | 6°C | 50 mm | 10 | – | – | 6.1 |
| April | 14°C | 8°C | 51 mm | 10 | – | – | 6.5 |
| May | 17°C | 11°C | 53 mm | 10 | – | – | 7.0 |
| June | 20°C | 14°C | 41 mm | 8 | – | – | 7.7 |
| July | 22°C | 16°C | 41 mm | 8 | – | – | 8.1 |
| August | 22°C | 16°C | 45 mm | 8 | – | – | 8.1 |
| September | 20°C | 14°C | 52 mm | 8 | – | – | 7.7 |
| October | 16°C | 11°C | 75 mm | 12 | – | – | 6.6 |
| November | 12°C | 8°C | 76 mm | 12 | – | – | 6.0 |
| December | 10°C | 6°C | 81 mm | 12 | – | – | 5.4 |