Temperatuur — 2012
| Month | Court-Saint-Étienne | Mont-Saint-Guibert | Difference |
|---|---|---|---|
| Jan | 4.5 °C | – | – |
| Feb | 0.4 °C | – | – |
| Mar | 8.2 °C | – | – |
| Apr | 8.2 °C | – | – |
| May | 14.1 °C | – | – |
| Jun | 15.3 °C | – | – |
| Jul | 17.1 °C | – | – |
| Aug | 19 °C | – | – |
| Sep |
| 14.5 °C |
| – |
| – |
| Oct | 11.2 °C | – | – |
| Nov | 7.2 °C | – | – |
| Dec | 5 °C | – | – |