Temperatuur — 2000
| Monat | Court-Saint-Étienne | Mont-Saint-Guibert | Unterschied |
|---|---|---|---|
| Jan | 3.7 °C | – | – |
| Feb | 5.7 °C | – | – |
| Mär | 6.8 °C | – | – |
| Apr | 10 °C | – | – |
| Mai | 14.7 °C | – | – |
| Jun | 16.3 °C | – | – |
| Jul | 15.2 °C | – | – |
| Aug | 17.7 °C | – | – |
| Sep |
| 15.9 °C |
| – |
| – |
| Okt | 11.4 °C | – | – |
| Nov | 7.7 °C | – | – |
| Dez | 5.7 °C | – | – |