Wind — 2026
| Month | De Bilt | Hilversum | Difference |
|---|---|---|---|
| Jan | – | 14 km/h | – |
| Feb | – | 15.3 km/h | – |
| Mar | 19.3 km/h | 12.5 km/h | +6.8 |
| Apr | 15.4 km/h | 12.4 km/h | +3.0 |
| May | 12.5 km/h | 12.5 km/h | +0.0 |
| Jun | 14 km/h | 14 km/h | +0.0 |
| Jul | 14 km/h | 14 km/h | +0.0 |
| Aug |
| 12.8 km/h |
| 12.7 km/h |
| +0.1 |
| Sep | 14.2 km/h | 13 km/h | +1.2 |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |