Wind — 1999
| Month | Villers-la-Ville | Court-Saint-Étienne | Difference |
|---|---|---|---|
| Jan | 19.9 km/h | 19.7 km/h | +0.2 |
| Feb | 16.6 km/h | 16.5 km/h | +0.1 |
| Mar | 14.9 km/h | 14.7 km/h | +0.2 |
| Apr | 14.5 km/h | 14.4 km/h | +0.1 |
| May | 12.7 km/h | 12.9 km/h | -0.2 |
| Jun | 13.2 km/h | 13.1 km/h | +0.1 |
| Jul | 12.5 km/h | 12.6 km/h | -0.1 |
| Aug | 11.9 km/h | 11.8 km/h | +0.1 |
| Sep | 14.3 km/h | 14.1 km/h | +0.2 |
| Oct | 16.4 km/h | 16.4 km/h | +0.0 |
| Nov | 16 km/h | 16.2 km/h | -0.2 |
| Dec | 21 km/h | 21 km/h | +0.0 |