Wind — 2003
| Month | Sint-Gillis-Waas | Sint-Niklaas | Difference |
|---|---|---|---|
| Jan | 17.1 km/h | – | – |
| Feb | 12.9 km/h | – | – |
| Mar | 12.5 km/h | – | – |
| Apr | 14.7 km/h | – | – |
| May | 13.1 km/h | – | – |
| Jun | 11.1 km/h | – | – |
| Jul | 11.5 km/h | – | – |
| Aug | 10.2 km/h | – | – |
| Sep |
| 9.7 km/h |
| – |
| – |
| Oct | 14.5 km/h | – | – |
| Nov | 14.4 km/h | – | – |
| Dec | 15.4 km/h | – | – |