Hörnum
| Je | Ve | Sa | Di | Lu | Ma | Me | Je | |
|---|---|---|---|---|---|---|---|---|
| Vent |  | | | | | | | |
| Direction | | | | | | | | |
| Moyenne (kn) | 13 | 22 | 20 | 17 | 23 | 19 | 19 | 24 |
| Rafales (kn) | 18 | 35 | 30 | 21 | 30 | 27 | 21 | 26 |
| Vagues | | | | | | | | |
| Direction | | | | | | | | |
| Hauteur (m) | 0.3 | 1 | 0.8 | 1 | 1.5 | 1.2 | 0.6 | 1.4 |
| Période (s) | 5 | 4 | 4 | 5 | 8 | 6 | 5 | 7 |
| Temp. | 18 | 15 | 17 | 15 | 14 | 15 | 14 | 14 |
| Nuages | 23 | 89 | 2 | 71 | 3 | 19 | 9 | |
| Pluie | 0.3 |