Wind — 2020
| Month | Ham-sur-Heure-Nalinnes | Montigny-le-Tilleul | Difference |
|---|---|---|---|
| Jan | 17.7 km/h | 17.1 km/h | +0.6 |
| Feb | 24.8 km/h | 24.2 km/h | +0.6 |
| Mar | 18.2 km/h | 17.6 km/h | +0.6 |
| Apr | 12.6 km/h | 12.2 km/h | +0.4 |
| May | 13.1 km/h | 12.7 km/h | +0.4 |
| Jun | 12.7 km/h | 12.3 km/h | +0.4 |
| Jul | 13.2 km/h | 12.6 km/h | +0.6 |
| Aug | – | – | – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |