Wind — 2020
| Mois | Heemstede | Hillegom | Différence |
|---|---|---|---|
| Jan | 24.1 km/h | 24.1 km/h | +0.0 |
| Fév | 32.6 km/h | 32.6 km/h | +0.0 |
| Mar | 24 km/h | 24 km/h | +0.0 |
| Avr | 16.8 km/h | 16.8 km/h | +0.0 |
| Mai | 17.6 km/h | 17.6 km/h | +0.0 |
| Juin | 17.5 km/h | 17.5 km/h | +0.0 |
| Juil | 18.2 km/h | 18.2 km/h | +0.0 |
| Aoû | – | – | – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Déc | – | – | – |