Wind — 2009
| Maand | Châtelet | Aiseau-Presles | Verschil |
|---|---|---|---|
| Jan | 14.9 km/h | – | – |
| Feb | 13.5 km/h | – | – |
| Mrt | 15.5 km/h | – | – |
| Apr | 11.3 km/h | – | – |
| Mei | 13 km/h | – | – |
| Jun | 11.9 km/h | – | – |
| Jul | 13.7 km/h | – | – |
| Aug | 11 km/h | – | – |
| Sep |
| 13.2 km/h |
| – |
| – |
| Okt | 14 km/h | – | – |
| Nov | 21.8 km/h | – | – |
| Dec | 16.5 km/h | – | – |