Wind — 2024
| Month | Lasne | Genappe | Difference |
|---|---|---|---|
| Jan | 19.8 km/h | 19.6 km/h | +0.2 |
| Feb | 20.7 km/h | 20.7 km/h | +0.0 |
| Mar | 15.8 km/h | 15.8 km/h | +0.0 |
| Apr | 18 km/h | 18.1 km/h | -0.1 |
| May | 12.2 km/h | 12.2 km/h | +0.0 |
| Jun | 12.7 km/h | 12.7 km/h | +0.0 |
| Jul | 12.8 km/h | 12.7 km/h | +0.1 |
| Aug | 12.9 km/h | 12.9 km/h | +0.0 |
| Sep | 15.2 km/h | 15.3 km/h | -0.1 |
| Oct | 13.5 km/h | 13.4 km/h | +0.1 |
| Nov | 12.9 km/h | 13 km/h | -0.1 |
| Dec | 15.4 km/h | 15.7 km/h | -0.3 |