Wind — 2015
| Month | Lierde | Herzele | Difference |
|---|---|---|---|
| Jan | 16.9 km/h | – | – |
| Feb | 14.1 km/h | – | – |
| Mar | 14.9 km/h | – | – |
| Apr | 12.4 km/h | – | – |
| May | 13.7 km/h | – | – |
| Jun | 13.3 km/h | – | – |
| Jul | 13.8 km/h | – | – |
| Aug | 11.2 km/h | – | – |
| Sep |
| 13.7 km/h |
| – |
| – |
| Oct | 10.3 km/h | – | – |
| Nov | 18.6 km/h | – | – |
| Dec | 19 km/h | – | – |