Wind — 1997
| Mois | Lierde | Herzele | Différence |
|---|---|---|---|
| Jan | 11 km/h | – | – |
| Fév | 20.4 km/h | – | – |
| Mar | 12.5 km/h | – | – |
| Avr | 12.5 km/h | – | – |
| Mai | 13.4 km/h | – | – |
| Juin | 12.6 km/h | – | – |
| Juil | 11 km/h | – | – |
| Aoû | 9.7 km/h | – | – |
| Sep |
| 10.5 km/h |
| – |
| – |
| Oct | 13.9 km/h | – | – |
| Nov | 15 km/h | – | – |
| Déc | 17.6 km/h | – | – |