Wind — 2011
| Month | Scherpenheuvel-Zichem | Diest | Difference |
|---|---|---|---|
| Jan | 14.5 km/h | – | – |
| Feb | 14.7 km/h | – | – |
| Mar | 12.2 km/h | – | – |
| Apr | 11 km/h | – | – |
| May | 13 km/h | – | – |
| Jun | 13 km/h | – | – |
| Jul | 11.6 km/h | – | – |
| Aug | 11.8 km/h | – | – |
| Sep |
| 13.2 km/h |
| – |
| – |
| Oct | 14 km/h | – | – |
| Nov | 11.3 km/h | – | – |
| Dec | 19.9 km/h | – | – |