Temperatuur — 1997
| Month | Mont-Saint-Guibert | Court-Saint-Étienne | Difference |
|---|---|---|---|
| Jan | – | -0.6 °C | – |
| Feb | – | 6.3 °C | – |
| Mar | – | 8.4 °C | – |
| Apr | – | 7.8 °C | – |
| May | – | 12.7 °C | – |
| Jun | – | 15.8 °C | – |
| Jul | – | 17.1 °C | – |
| Aug | – | 20.8 °C | – |
| Sep |
| – |
| 15 °C |
| – |
| Oct | – | 10 °C | – |
| Nov | – | 7.3 °C | – |
| Dec | – | 4.9 °C | – |