Temperatuur — 2004
| Month | Sint-Gillis-Waas | Waasmunster | Difference |
|---|---|---|---|
| Jan | 3.8 °C | – | – |
| Feb | 5.1 °C | – | – |
| Mar | 6.1 °C | – | – |
| Apr | 10.4 °C | – | – |
| May | 12.3 °C | – | – |
| Jun | 16.1 °C | – | – |
| Jul | 17.4 °C | – | – |
| Aug | 19.2 °C | – | – |
| Sep |
| 16.1 °C |
| – |
| – |
| Oct | 12.2 °C | – | – |
| Nov | 6.9 °C | – | – |
| Dec | 3.5 °C | – | – |