Wind — 2009
| Mois | Beringen | Heusden-Zolder | Différence |
|---|---|---|---|
| Jan | 13.2 km/h | – | – |
| Fév | 12.4 km/h | – | – |
| Mar | 14 km/h | – | – |
| Avr | 9.9 km/h | – | – |
| Mai | 12.3 km/h | – | – |
| Juin | 10.9 km/h | – | – |
| Juil | 12.9 km/h | – | – |
| Aoû | 10.3 km/h | – | – |
| Sep |
| 12.4 km/h |
| – |
| – |
| Oct | 12.6 km/h | – | – |
| Nov | 19.8 km/h | – | – |
| Déc | 14.7 km/h | – | – |