Temperatuur — 2023
| Mois | Herent | Bertem | Différence |
|---|---|---|---|
| Jan | – | – | – |
| Fév | – | – | – |
| Mar | 7.7 °C | 7.6 °C | +0.1 |
| Avr | 8.6 °C | 8.5 °C | +0.1 |
| Mai | 13.4 °C | 13.3 °C | +0.1 |
| Juin | 20.2 °C | 20.1 °C | +0.1 |
| Juil | 18.6 °C | 18.6 °C | +0.0 |
| Aoû |
| 18.1 °C |
| 18.1 °C |
| +0.0 |
| Sep | 18.6 °C | 18.7 °C | -0.1 |
| Oct | 13.7 °C | 13.8 °C | -0.1 |
| Nov | 7.7 °C | 7.7 °C | +0.0 |
| Déc | 6.7 °C | 6.7 °C | +0.0 |