Temperatuur — 2026
| Maand | Herstal | Beyne-Heusay | Verschil |
|---|---|---|---|
| Jan | 3 °C | 2.7 °C | +0.3 |
| Feb | 6.8 °C | 6.4 °C | +0.4 |
| Mrt | 8.6 °C | 6.8 °C | +1.8 |
| Apr | 12.6 °C | 10.6 °C | +2.0 |
| Mei | 14.7 °C | 14 °C | +0.7 |
| Jun | 19.6 °C | 18.7 °C | +0.9 |
| Jul | 20.5 °C | 19.6 °C | +0.9 |
| Aug |
| 20.1 °C |
| 19.5 °C |
| +0.6 |
| Sep | 17 °C | 16.3 °C | +0.7 |
| Okt | 12.1 °C | 11.2 °C | +0.9 |
| Nov | – | – | – |
| Dec | – | – | – |