Temperatuur — 1997
| Month | Sint-Gillis-Waas | Sint-Niklaas | Difference |
|---|---|---|---|
| Jan | -0.8 °C | – | – |
| Feb | 6.6 °C | – | – |
| Mar | 8.6 °C | – | – |
| Apr | 8.1 °C | – | – |
| May | 12.8 °C | – | – |
| Jun | 16 °C | – | – |
| Jul | 17.4 °C | – | – |
| Aug | 20.9 °C | – | – |
| Sep |
| 15.1 °C |
| – |
| – |
| Oct | 10.4 °C | – | – |
| Nov | 7.5 °C | – | – |
| Dec | 5.3 °C | – | – |