Temperatuur — 2026
| Monat | Grez-Doiceau | Wavre | Unterschied |
|---|---|---|---|
| Jan | 3.4 °C | 3.4 °C | +0.0 |
| Feb | 7 °C | 7 °C | +0.0 |
| Mär | 8 °C | 8.5 °C | -0.5 |
| Apr | 10.8 °C | 11.5 °C | -0.7 |
| Mai | 14.9 °C | 15.1 °C | -0.2 |
| Jun | 19.5 °C | 19.6 °C | -0.1 |
| Jul | 20.3 °C | 20.4 °C | -0.1 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dez | – | – | – |