Wind — 2026
| Mois | Heiloo | Alkmaar | Différence |
|---|---|---|---|
| Jan | – | 18 km/h | – |
| Fév | – | 19.1 km/h | – |
| Mar | 23.2 km/h | 16.1 km/h | +7.1 |
| Avr | 18.3 km/h | 18.2 km/h | +0.1 |
| Mai | 15.8 km/h | 17.6 km/h | -1.8 |
| Juin | 17.8 km/h | 19.9 km/h | -2.1 |
| Juil | 17.4 km/h | 19.5 km/h | -2.1 |
| Aoû |
| 16 km/h |
| 18 km/h |
| -2.0 |
| Sep | 18.9 km/h | 19.6 km/h | -0.7 |
| Oct | – | – | – |
| Nov | – | – | – |
| Déc | – | – | – |