Wind — 2026
| Month | Beyne-Heusay | Chaudfontaine | Difference |
|---|---|---|---|
| Jan | 14.7 km/h | 13.9 km/h | +0.8 |
| Feb | 15.9 km/h | 15 km/h | +0.9 |
| Mar | 11.9 km/h | 9.6 km/h | +2.3 |
| Apr | 11.4 km/h | 8.6 km/h | +2.8 |
| May | 11.5 km/h | 11.5 km/h | +0.0 |
| Jun | 12.6 km/h | 12.6 km/h | +0.0 |
| Jul | 11.7 km/h | 11.7 km/h | +0.0 |
| Aug | 12.7 km/h | 12.7 km/h | +0.0 |
| Sep | 12.5 km/h | 12.5 km/h | +0.0 |
| Oct | 15 km/h | 14.2 km/h | +0.8 |
| Nov | – | – | – |
| Dec | – | – | – |