Katwijk aan Zee
| Lu | Ma | Me | Je | Ve | Sa | Di | Lu | |
|---|---|---|---|---|---|---|---|---|
| Vent |  | | | | | | | |
| Direction | | | | | | | | |
| Moyenne (kn) | 8 | 9 | 10 | 8 | 8 | 11 | 15 | 11 |
| Rafales (kn) | 13 | 12 | 19 | 13 | 13 | 16 | 18 | 16 |
| Vagues | | | | | | | | |
| Direction | | | | | | | | |
| Hauteur (m) | 1 | 0.6 | 0.5 | 0.3 | 0.2 | 0.4 | 0.3 | 0.6 |
| Période (s) | 9 | 8 | 8 | 9 | 5 | 17 | 2 | 7 |
| Temp. | 8 | 10 | 7 | 9 | 14 | 20 | 12 | 17 |
| Nuages | 94 | 49 | 8 | 81 | 100 | 100 | 100 | 17 |
| Pluie |