Wind — 2023
| Month | Haacht | Herent | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 18.4 km/h | 17.2 km/h | +1.2 |
| Apr | 13.6 km/h | 13.4 km/h | +0.2 |
| May | 12.4 km/h | 12 km/h | +0.4 |
| Jun | 11.7 km/h | 11.2 km/h | +0.5 |
| Jul | 15.7 km/h | 15.3 km/h | +0.4 |
| Aug |
| 12.1 km/h |
| 11.8 km/h |
| +0.3 |
| Sep | 11.1 km/h | 10.9 km/h | +0.2 |
| Oct | 16.2 km/h | 15.7 km/h | +0.5 |
| Nov | 19.3 km/h | 18.9 km/h | +0.4 |
| Dec | 20 km/h | 19.6 km/h | +0.4 |