Gravelines
| Ma | Di | Wo | Do | Vr | Za | Zo | Ma | |
|---|---|---|---|---|---|---|---|---|
| Wind |  | | | | | | | |
| Richting | | | | | | | | |
| Gemiddelde (kn) | 10 | 12 | 12 | 19 | 17 | 7 | 29 | 18 |
| Windstoot (kn) | 12 | 16 | 23 | 34 | 30 | 11 | 48 | 24 |
| Golven | | | | | | | | |
| Richting | | | | | | | | |
| Golfhoogte (m) | 0.9 | 1 | 0.9 | 1.5 | 1.3 | 0.4 | 2.9 | 1.2 |
| Periode (s) | 5 | 5 | 4 | 6 | 5 | 5 | 7 | 5 |
| Temp. | 4 | 6 | 2 | 12 | 14 | 10 | 10 | 10 |
| Wolken | 98 | 100 | 100 | 100 | 100 | 100 | 9 | |
| Regen | 0.9 | 5 |