Katwijk aan Zee
| Sa | Di | Lu | Ma | Me | Je | Ve | Sa | |
|---|---|---|---|---|---|---|---|---|
| Vent |  | | | | | | | |
| Direction | | | | | | | | |
| Moyenne (kn) | 12 | 14 | 18 | 9 | 12 | 23 | 26 | 34 |
| Rafales (kn) | 19 | 27 | 29 | 10 | 20 | 29 | 46 | 48 |
| Vagues | | | | | | | | |
| Direction | | | | | | | | |
| Hauteur (m) | 0.8 | 0.9 | 1.4 | 1.5 | 0.7 | 2.4 | 1.2 | 1.9 |
| Période (s) | 5 | 5 | 6 | 11 | 8 | 7 | 5 | 7 |
| Temp. | 5 | 9 | 11 | 7 | 5 | 9 | 10 | 7 |
| Nuages | 28 | 100 | 95 | 85 | 28 | 98 | 100 | 100 |
| Pluie | 0.5 | 0.4 | 0.7 | 0.3 | 1.1 |