Wind — 2026
| Maand | Leiden | Oegstgeest | Verschil |
|---|---|---|---|
| Jan | 14.8 km/h | – | – |
| Feb | 16.2 km/h | – | – |
| Mrt | 14 km/h | 24.2 km/h | -10.2 |
| Apr | 17.2 km/h | 18.3 km/h | -1.1 |
| Mei | 16.1 km/h | 16.1 km/h | +0.0 |
| Jun | 18.1 km/h | 18.1 km/h | +0.0 |
| Jul | 17.8 km/h | 17.8 km/h | +0.0 |
| Aug |
| 16.5 km/h |
| 16.5 km/h |
| +0.0 |
| Sep | 19 km/h | 19 km/h | +0.0 |
| Okt | 20.9 km/h | 21.3 km/h | -0.4 |
| Nov | – | – | – |
| Dec | – | – | – |