Temperatuur — 2026
| Maand | Herselt | Westerlo | Verschil |
|---|---|---|---|
| Jan | 3.4 °C | 3.4 °C | +0.0 |
| Feb | 6.9 °C | 6.9 °C | +0.0 |
| Mrt | 8.4 °C | 8.4 °C | +0.0 |
| Apr | 11.4 °C | 11.6 °C | -0.2 |
| Mei | 15.3 °C | 15.2 °C | +0.1 |
| Jun | 19.9 °C | 19.9 °C | +0.0 |
| Jul | 20.6 °C | 20.6 °C | +0.0 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |