Wind — 2017
| Month | Sombreffe | Villers-la-Ville | Difference |
|---|---|---|---|
| Jan | – | 14 km/h | – |
| Feb | – | 17.3 km/h | – |
| Mar | – | 17.8 km/h | – |
| Apr | – | 12.2 km/h | – |
| May | – | 12.3 km/h | – |
| Jun | – | 15 km/h | – |
| Jul | – | 14.3 km/h | – |
| Aug | – | 11.4 km/h | – |
| Sep |
| – |
| 13.9 km/h |
| – |
| Oct | – | 17.6 km/h | – |
| Nov | – | 15.2 km/h | – |
| Dec | – | 19.4 km/h | – |