Wind — 2026
| Month | Ham-sur-Heure-Nalinnes | Fontaine-l'Évêque | Difference |
|---|---|---|---|
| Jan | 15.7 km/h | 14 km/h | +1.7 |
| Feb | 17.2 km/h | 15.6 km/h | +1.6 |
| Mar | 10.9 km/h | 12.5 km/h | -1.6 |
| Apr | 9.7 km/h | 11.1 km/h | -1.4 |
| May | 11.9 km/h | 11.8 km/h | +0.1 |
| Jun | 13.3 km/h | 13.3 km/h | +0.0 |
| Jul | 12.2 km/h | 12.3 km/h | -0.1 |
| Aug | – | – | – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |