Temperatuur — 2023
| Mois | Braives | Héron | Différence |
|---|---|---|---|
| Jan | – | – | – |
| Fév | – | – | – |
| Mar | 7.9 °C | 7.9 °C | +0.0 |
| Avr | 8.1 °C | 8 °C | +0.1 |
| Mai | 13 °C | 12.9 °C | +0.1 |
| Juin | 19.6 °C | 19.5 °C | +0.1 |
| Juil | 18.4 °C | 18.2 °C | +0.2 |
| Aoû |
| 17.8 °C |
| 17.7 °C |
| +0.1 |
| Sep | 18.2 °C | 18.2 °C | +0.0 |
| Oct | 13.4 °C | 13.3 °C | +0.1 |
| Nov | 7.3 °C | 7.2 °C | +0.1 |
| Déc | 6.2 °C | 6.1 °C | +0.1 |