Saint-Efflam
| Di | Lu | Ma | Me | Je | Ve | Sa | Di | |
|---|---|---|---|---|---|---|---|---|
| Vent |  | | | | | | | |
| Direction | | | | | | | | |
| Moyenne (kn) | 8 | 5 | 16 | 22 | 14 | 9 | 19 | 13 |
| Rafales (kn) | 11 | 5 | 24 | 30 | 17 | 14 | 24 | 15 |
| Vagues | | | | | | | | |
| Direction | | | | | | | | |
| Hauteur (m) | 1.2 | 1.2 | 1.3 | 3.5 | 2.3 | 1.3 | 2.9 | 3.5 |
| Période (s) | 14 | 13 | 11 | 15 | 12 | 11 | 13 | 10 |
| Temp. | 11 | 12 | 13 | 7 | 8 | 9 | 9 | 10 |
| Nuages | 38 | 100 | 100 | 100 | 93 | 100 | 99 | 95 |
| Pluie | 0.1 | 0.1 | 0.1 | 0.4 |