Wind — 2011
| Month | Brunehaut | Tournai | Difference |
|---|---|---|---|
| Jan | 15 km/h | – | – |
| Feb | 14.3 km/h | – | – |
| Mar | 12.9 km/h | – | – |
| Apr | 10.9 km/h | – | – |
| May | 13 km/h | – | – |
| Jun | 13.2 km/h | – | – |
| Jul | 11.9 km/h | – | – |
| Aug | 11.6 km/h | – | – |
| Sep |
| 13.3 km/h |
| – |
| – |
| Oct | 14.3 km/h | – | – |
| Nov | 12 km/h | – | – |
| Dec | 19.1 km/h | – | – |