Wind — 2024
| Month | Walhain | Chaumont-Gistoux | Difference |
|---|---|---|---|
| Jan | 19.7 km/h | 19.6 km/h | +0.1 |
| Feb | 20.6 km/h | 20.4 km/h | +0.2 |
| Mar | 15.8 km/h | 15.5 km/h | +0.3 |
| Apr | 17.9 km/h | 17.6 km/h | +0.3 |
| May | 12 km/h | 11.7 km/h | +0.3 |
| Jun | 12.6 km/h | 12.3 km/h | +0.3 |
| Jul | 12.8 km/h | 12.6 km/h | +0.2 |
| Aug | 12.9 km/h | 12.6 km/h | +0.3 |
| Sep | 15.2 km/h | 14.7 km/h | +0.5 |
| Oct | 13.5 km/h | 13.2 km/h | +0.3 |
| Nov | 13.5 km/h | 13.1 km/h | +0.4 |
| Dec | 16.2 km/h | 15.8 km/h | +0.4 |