Wind — 2011
| Month | Daverdisse | Bièvre | Difference |
|---|---|---|---|
| Jan | 15.2 km/h | – | – |
| Feb | 13.3 km/h | – | – |
| Mar | 13.3 km/h | – | – |
| Apr | 10.9 km/h | – | – |
| May | 11.8 km/h | – | – |
| Jun | 12.9 km/h | – | – |
| Jul | 11.8 km/h | – | – |
| Aug | 11.6 km/h | – | – |
| Sep |
| 12.7 km/h |
| – |
| – |
| Oct | 14.1 km/h | – | – |
| Nov | 13.1 km/h | – | – |
| Dec | 19.4 km/h | – | – |