Wind — 2026
| Month | Maassluis | Midden-Delfland | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 20.7 km/h | 20.7 km/h | +0.0 |
| Apr | 16 km/h | 15.9 km/h | +0.1 |
| May | 14.8 km/h | 14.8 km/h | +0.0 |
| Jun | 16.7 km/h | 16.7 km/h | +0.0 |
| Jul | 16 km/h | 16 km/h | +0.0 |
| Aug |
| 15.1 km/h |
| 15.1 km/h |
| +0.0 |
| Sep | 16.9 km/h | 16.9 km/h | +0.0 |
| Oct | 18.8 km/h | 18.8 km/h | +0.0 |
| Nov | – | – | – |
| Dec | – | – | – |