Wind — 2026
| Mois | Hillegom | Heemstede | Différence |
|---|---|---|---|
| Jan | 13.6 km/h | – | – |
| Fév | 14.8 km/h | – | – |
| Mar | 12.2 km/h | 17.8 km/h | -5.6 |
| Avr | 16.5 km/h | 14.7 km/h | +1.8 |
| Mai | 16.1 km/h | 16.1 km/h | +0.0 |
| Juin | 18.1 km/h | 18.1 km/h | +0.0 |
| Juil | 17.8 km/h | 17.8 km/h | +0.0 |
| Aoû |
| 16.5 km/h |
| 16.5 km/h |
| +0.0 |
| Sep | 18.5 km/h | 17.5 km/h | +1.0 |
| Oct | – | – | – |
| Nov | – | – | – |
| Déc | – | – | – |