Temperatuur — 2021
| Maand | Court-Saint-Étienne | Ottignies-Louvain-la-Neuve | Verschil |
|---|---|---|---|
| Jan | 2.4 °C | – | – |
| Feb | 4.7 °C | – | – |
| Mrt | 6.1 °C | – | – |
| Apr | 6.1 °C | – | – |
| Mei | 10.9 °C | – | – |
| Jun | 18 °C | – | – |
| Jul | 17.2 °C | – | – |
| Aug | 16.2 °C | – | – |
| Sep |
| 16 °C |
| – |
| – |
| Okt | 11.1 °C | – | – |
| Nov | 5.5 °C | – | – |
| Dec | 4.9 °C | – | – |