Wind — 2026
| Month | Honnelles | Boussu | Difference |
|---|---|---|---|
| Jan | 16.2 km/h | 14.4 km/h | +1.8 |
| Feb | 17.7 km/h | 15.8 km/h | +1.9 |
| Mar | 12.1 km/h | 11.2 km/h | +0.9 |
| Apr | 11.7 km/h | 10.6 km/h | +1.1 |
| May | 11.6 km/h | 11.4 km/h | +0.2 |
| Jun | 13.2 km/h | 12.9 km/h | +0.3 |
| Jul | 12.5 km/h | 12.2 km/h | +0.3 |
| Aug | 12.3 km/h | 12 km/h | +0.3 |
| Sep | 12.2 km/h | 11.8 km/h | +0.4 |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |