Wind — 1997
| Mois | Tielt-Winge | Aarschot | Différence |
|---|---|---|---|
| Jan | 10 km/h | – | – |
| Fév | 20.5 km/h | – | – |
| Mar | 12.6 km/h | – | – |
| Avr | 12.3 km/h | – | – |
| Mai | 12.7 km/h | – | – |
| Juin | 12.5 km/h | – | – |
| Juil | 10.5 km/h | – | – |
| Aoû | 9.9 km/h | – | – |
| Sep |
| 10.4 km/h |
| – |
| – |
| Oct | 13.8 km/h | – | – |
| Nov | 14.1 km/h | – | – |
| Déc | 17.5 km/h | – | – |