Temperatuur — 2023
| Maand | Lierneux | Stoumont | Verschil |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mrt | 4.8 °C | 7.1 °C | -2.3 |
| Apr | 6.1 °C | 7.4 °C | -1.3 |
| Mei | 11.5 °C | 12.7 °C | -1.2 |
| Jun | 18 °C | 19.2 °C | -1.2 |
| Jul | 16.3 °C | 17.5 °C | -1.2 |
| Aug |
| 15.9 °C |
| 17.1 °C |
| -1.2 |
| Sep | 16.2 °C | 17.5 °C | -1.3 |
| Okt | 11.1 °C | 12.4 °C | -1.3 |
| Nov | 4.9 °C | 6.2 °C | -1.3 |
| Dec | 3.5 °C | 4.9 °C | -1.4 |