Wind — 2009
| Mois | Faimes | Waremme | Différence |
|---|---|---|---|
| Jan | 14.2 km/h | – | – |
| Fév | 13.4 km/h | – | – |
| Mar | 15 km/h | – | – |
| Avr | 10.6 km/h | – | – |
| Mai | 12.5 km/h | – | – |
| Juin | 11.5 km/h | – | – |
| Juil | 13.5 km/h | – | – |
| Aoû | 10.6 km/h | – | – |
| Sep |
| 12.8 km/h |
| – |
| – |
| Oct | 13.5 km/h | – | – |
| Nov | 21.5 km/h | – | – |
| Déc | 16 km/h | – | – |