Wind — 2025
| Month | Kortenberg | Zaventem | Difference |
|---|---|---|---|
| Jan | 12 km/h | 12 km/h | +0.0 |
| Feb | 10.7 km/h | 10.7 km/h | +0.0 |
| Mar | 8.6 km/h | 8.6 km/h | +0.0 |
| Apr | 9.2 km/h | 9.2 km/h | +0.0 |
| May | 11.7 km/h | 11.7 km/h | +0.0 |
| Jun | 11.7 km/h | 11.7 km/h | +0.0 |
| Jul | 9.9 km/h | 9.9 km/h | +0.0 |
| Aug | 9.8 km/h | 9.8 km/h | +0.0 |
| Sep | 12.9 km/h | 12.9 km/h | +0.0 |
| Oct | 12.6 km/h | 12.6 km/h | +0.0 |
| Nov | 12.4 km/h | 12.4 km/h | +0.0 |
| Dec | 12.7 km/h | 12.7 km/h | +0.0 |