Temperatuur — 2026
| Monat | Grez-Doiceau | Chaumont-Gistoux | Unterschied |
|---|---|---|---|
| Jan | 3.4 °C | 3.4 °C | +0.0 |
| Feb | 7 °C | 7 °C | +0.0 |
| Mär | 8 °C | 7.9 °C | +0.1 |
| Apr | 10.8 °C | 10.4 °C | +0.4 |
| Mai | 14.9 °C | 14.9 °C | +0.0 |
| Jun | 19.5 °C | 19.5 °C | +0.0 |
| Jul | 20.3 °C | 20.1 °C | +0.2 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dez | – | – | – |