Wind — 2026
| Month | Hattem | Heerde | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 17.6 km/h | 16.7 km/h | +0.9 |
| Apr | 13.5 km/h | 12.4 km/h | +1.1 |
| May | 12 km/h | 12 km/h | +0.0 |
| Jun | 13.5 km/h | 13.5 km/h | +0.0 |
| Jul | 13.9 km/h | 13.9 km/h | +0.0 |
| Aug |
| 12.5 km/h |
| 12.4 km/h |
| +0.1 |
| Sep | 14.1 km/h | 13.5 km/h | +0.6 |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |