Wind — 2026
| Month | Nissewaard | Midden-Delfland | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 23.4 km/h | 20.7 km/h | +2.7 |
| Apr | 17.5 km/h | 15.9 km/h | +1.6 |
| May | 13.3 km/h | 14.8 km/h | -1.5 |
| Jun | 15.2 km/h | 16.7 km/h | -1.5 |
| Jul | 14.4 km/h | 16 km/h | -1.6 |
| Aug |
| 13.8 km/h |
| 15.1 km/h |
| -1.3 |
| Sep | 14.7 km/h | 16.9 km/h | -2.2 |
| Oct | 17.2 km/h | 18.8 km/h | -1.6 |
| Nov | – | – | – |
| Dec | – | – | – |