Wind — 2026
| Month | Vaals | Kelmis | Difference |
|---|---|---|---|
| Jan | 14.4 km/h | 15.7 km/h | -1.3 |
| Feb | 15.6 km/h | 17.1 km/h | -1.5 |
| Mar | 12 km/h | 9.6 km/h | +2.4 |
| Apr | 14.8 km/h | 8.3 km/h | +6.5 |
| May | 10.9 km/h | 10.9 km/h | +0.0 |
| Jun | 12.3 km/h | 12.3 km/h | +0.0 |
| Jul | 11.7 km/h | 11.7 km/h | +0.0 |
| Aug | 12.3 km/h | 12.3 km/h | +0.0 |
| Sep | 13 km/h | 11.6 km/h | +1.4 |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |