Wind — 2025
| Month | Stavelot | Vielsalm | Difference |
|---|---|---|---|
| Jan | 13.5 km/h | 13.4 km/h | +0.1 |
| Feb | 12.2 km/h | 11.8 km/h | +0.4 |
| Mar | 10.9 km/h | 10.2 km/h | +0.7 |
| Apr | 10.9 km/h | 10.5 km/h | +0.4 |
| May | 11.8 km/h | 11.5 km/h | +0.3 |
| Jun | 11.9 km/h | 11.5 km/h | +0.4 |
| Jul | 10.2 km/h | 10.5 km/h | -0.3 |
| Aug | 9.7 km/h | 9.6 km/h | +0.1 |
| Sep | 13.4 km/h | 13.2 km/h | +0.2 |
| Oct | 14.4 km/h | 14.4 km/h | +0.0 |
| Nov | 13.3 km/h | 12.9 km/h | +0.4 |
| Dec | 13.8 km/h | 13.7 km/h | +0.1 |