Saint-Briac-sur-Mer
| Ma | Me | Je | Ve | Sa | Di | Lu | Ma | |
|---|---|---|---|---|---|---|---|---|
| Vent |  | | | | | | | |
| Direction | | | | | | | | |
| Moyenne (kn) | 10 | 17 | 11 | 14 | 11 | 13 | 9 | 24 |
| Rafales (kn) | 20 | 27 | 16 | 27 | 18 | 26 | 17 | 34 |
| Vagues | | | | | | | | |
| Direction | | | | | | | | |
| Hauteur (m) | 1.2 | 1.1 | 0.7 | 1 | 0.8 | 1 | 1 | 3.4 |
| Période (s) | 11 | 9 | 16 | 13 | 13 | 12 | 11 | 14 |
| Temp. | 8 | 14 | 9 | 7 | 12 | 12 | 11 | 11 |
| Nuages | 87 | 100 | 100 | 43 | 85 | 99 | 26 | |
| Pluie | 1 | 0.8 | 0.7 | 0.2 |