Wind — 2023
| Month | Chaumont-Gistoux | Grez-Doiceau | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 20.7 km/h | 20.7 km/h | +0.0 |
| Apr | 14.6 km/h | 14.6 km/h | +0.0 |
| May | 12.9 km/h | 12.9 km/h | +0.0 |
| Jun | 11.8 km/h | 11.8 km/h | +0.0 |
| Jul | 16.5 km/h | 16.5 km/h | +0.0 |
| Aug |
| 13 km/h |
| 13 km/h |
| +0.0 |
| Sep | 12.2 km/h | 12.2 km/h | +0.0 |
| Oct | 17.9 km/h | 17.9 km/h | +0.0 |
| Nov | 21 km/h | 21 km/h | +0.0 |
| Dec | 21.8 km/h | 21.8 km/h | +0.0 |