Hörnum
| Lu | Ma | Me | Je | Ve | Sa | Di | Lu | |
|---|---|---|---|---|---|---|---|---|
| Vent |  | | | | | | | |
| Direction | | | | | | | | |
| Moyenne (kn) | 31 | 26 | 20 | 11 | 14 | 18 | 15 | 13 |
| Rafales (kn) | 46 | 33 | 27 | 16 | 16 | 20 | 17 | 15 |
| Vagues | | | | | | | | |
| Direction | | | | | | | | |
| Hauteur (m) | 1.9 | 1.8 | 0.7 | 0.8 | 0.6 | 0.9 | 0.7 | 0.4 |
| Période (s) | 9 | 9 | 10 | 8 | 3 | 4 | 4 | 4 |
| Temp. | 12 | 9 | 6 | 8 | 8 | 7 | 7 | 8 |
| Nuages | 100 | 32 | 100 | 9 | 100 | 56 | 52 | 49 |
| Pluie | 0.5 | 3.1 |