Wind — 2020
| Month | Bergen (NH) | Castricum | Difference |
|---|---|---|---|
| Jan | 27.2 km/h | 23.9 km/h | +3.3 |
| Feb | 35.2 km/h | 32 km/h | +3.2 |
| Mar | 26.3 km/h | 23.6 km/h | +2.7 |
| Apr | 18.9 km/h | 16.7 km/h | +2.2 |
| May | 18.8 km/h | 17.1 km/h | +1.7 |
| Jun | 18.7 km/h | 16.8 km/h | +1.9 |
| Jul | 19.3 km/h | 17.5 km/h | +1.8 |
| Aug | – | – | – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |