Temperatuur — 2017
| Month | Sint-Gillis-Waas | Waasmunster | Difference |
|---|---|---|---|
| Jan | 1.4 °C | – | – |
| Feb | 5.8 °C | – | – |
| Mar | 8.9 °C | – | – |
| Apr | 8.6 °C | – | – |
| May | 15.2 °C | – | – |
| Jun | 19.1 °C | – | – |
| Jul | 18.3 °C | – | – |
| Aug | 17.8 °C | – | – |
| Sep |
| 14.3 °C |
| – |
| – |
| Oct | 13.8 °C | – | – |
| Nov | 7.2 °C | – | – |
| Dec | 4.9 °C | – | – |