Temperatuur — 2017
| Month | Mont-Saint-Guibert | Court-Saint-Étienne | Difference |
|---|---|---|---|
| Jan | – | 0.3 °C | – |
| Feb | – | 5.5 °C | – |
| Mar | – | 8.6 °C | – |
| Apr | – | 7.9 °C | – |
| May | – | 14.7 °C | – |
| Jun | – | 18.3 °C | – |
| Jul | – | 18.1 °C | – |
| Aug | – | 17.5 °C | – |
| Sep |
| – |
| 13.7 °C |
| – |
| Oct | – | 12.9 °C | – |
| Nov | – | 6.3 °C | – |
| Dec | – | 4 °C | – |