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