Saint-Briac-sur-Mer
| Fr | Sa | Su | Mo | Tu | We | Th | Fr | |
|---|---|---|---|---|---|---|---|---|
| Wind |  | | | | | | | |
| Direction | | | | | | | | |
| Average (kn) | 9 | 9 | 18 | 9 | 22 | 22 | 13 | 7 |
| Gust (kn) | 15 | 18 | 33 | 14 | 37 | 37 | 25 | 11 |
| Waves | | | | | | | | |
| Direction | | | | | | | | |
| Height (m) | 0.8 | 0.4 | 0.9 | 1.2 | 0.9 | 0.8 | 1.4 | 1.3 |
| Period (s) | 5 | 4 | 4 | 10 | 5 | 12 | 15 | 14 |
| Temp. | 7 | 6 | 11 | 8 | 12 | 11 | 9 | 9 |
| Clouds | 79 | 6 | 99 | 97 | 94 | 78 | 22 | 83 |
| Rain | 0.1 | 5.4 | 6.2 | 1.3 | 0.1 | 0.1 |