Wind — 2009
| Mois | Rijkevorsel | Merksplas | Différence |
|---|---|---|---|
| Jan | 13.6 km/h | 13.6 km/h | +0.0 |
| Fév | 12.5 km/h | 12.5 km/h | +0.0 |
| Mar | 14.2 km/h | 14.2 km/h | +0.0 |
| Avr | 10.2 km/h | 10.2 km/h | +0.0 |
| Mai | 13 km/h | 13 km/h | +0.0 |
| Juin | 11.3 km/h | 11.3 km/h | +0.0 |
| Juil | 13 km/h | 13 km/h | +0.0 |
| Aoû | 11 km/h | 11 km/h | +0.0 |
| Sep | 13 km/h | 13 km/h | +0.0 |
| Oct | 13 km/h | 13 km/h | +0.0 |
| Nov | 19.9 km/h | 19.9 km/h | +0.0 |
| Déc | 15 km/h | 15 km/h | +0.0 |