Wind — 2025
| Month | Bièvre | Vresse-sur-Semois | Difference |
|---|---|---|---|
| Jan | 14.8 km/h | 12.8 km/h | +2.0 |
| Feb | 13.3 km/h | 11.4 km/h | +1.9 |
| Mar | 12.7 km/h | 11.8 km/h | +0.9 |
| Apr | 12.1 km/h | 11.8 km/h | +0.3 |
| May | 13.5 km/h | 12.4 km/h | +1.1 |
| Jun | 12.1 km/h | 11 km/h | +1.1 |
| Jul | 11.4 km/h | 10.4 km/h | +1.0 |
| Aug | 11.1 km/h | 10.1 km/h | +1.0 |
| Sep | 14.8 km/h | 12.8 km/h | +2.0 |
| Oct | 15.4 km/h | 13.7 km/h | +1.7 |
| Nov | 15.3 km/h | 11.4 km/h | +3.9 |
| Dec | 14.8 km/h | 12.5 km/h | +2.3 |