Wind — 2024
| Month | Waterloo | Braine-l'Alleud | Difference |
|---|---|---|---|
| Jan | 19.2 km/h | 19.3 km/h | -0.1 |
| Feb | 20.3 km/h | 20.6 km/h | -0.3 |
| Mar | 15.3 km/h | 15.5 km/h | -0.2 |
| Apr | 17.5 km/h | 17.8 km/h | -0.3 |
| May | 11.9 km/h | 12.1 km/h | -0.2 |
| Jun | 12.4 km/h | 12.6 km/h | -0.2 |
| Jul | 12.5 km/h | 12.6 km/h | -0.1 |
| Aug | 12.6 km/h | 12.8 km/h | -0.2 |
| Sep | 14.7 km/h | 14.9 km/h | -0.2 |
| Oct | 13 km/h | 13.3 km/h | -0.3 |
| Nov | 12.3 km/h | 12.5 km/h | -0.2 |
| Dec | 14.6 km/h | 14.9 km/h | -0.3 |