Wind — 2026
| Month | Súdwest-Fryslân | Harlingen | Difference |
|---|---|---|---|
| Jan | 20.5 km/h | – | – |
| Feb | 21 km/h | – | – |
| Mar | 17.6 km/h | 33.8 km/h | -16.2 |
| Apr | 17.5 km/h | 28.2 km/h | -10.7 |
| May | 19.2 km/h | 20.9 km/h | -1.7 |
| Jun | 22.1 km/h | 24 km/h | -1.9 |
| Jul | 22.4 km/h | 24.2 km/h | -1.8 |
| Aug |
| 19.6 km/h |
| 21.7 km/h |
| -2.1 |
| Sep | 23 km/h | 25.9 km/h | -2.9 |
| Oct | 24.5 km/h | 29.8 km/h | -5.3 |
| Nov | – | – | – |
| Dec | – | – | – |