Wind — 2026
| Month | Lens | Chièvres | Difference |
|---|---|---|---|
| Jan | 13.5 km/h | 13.5 km/h | +0.0 |
| Feb | 15.3 km/h | 15.3 km/h | +0.0 |
| Mar | 11.9 km/h | 12 km/h | -0.1 |
| Apr | 11.1 km/h | 11 km/h | +0.1 |
| May | 11.6 km/h | 11.4 km/h | +0.2 |
| Jun | 13.1 km/h | 12.9 km/h | +0.2 |
| Jul | 12.3 km/h | 12.2 km/h | +0.1 |
| Aug | – | – | – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |