Temperatuur — 2023
| Maand | Haacht | Boortmeerbeek | Verschil |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mrt | 8.6 °C | 8.3 °C | +0.3 |
| Apr | 8.7 °C | 8.7 °C | +0.0 |
| Mei | 13.6 °C | 13.5 °C | +0.1 |
| Jun | 20.4 °C | 20.2 °C | +0.2 |
| Jul | 18.7 °C | 18.7 °C | +0.0 |
| Aug |
| 18.2 °C |
| 18.2 °C |
| +0.0 |
| Sep | 18.7 °C | 18.7 °C | +0.0 |
| Okt | 13.8 °C | 13.9 °C | -0.1 |
| Nov | 7.8 °C | 7.9 °C | -0.1 |
| Dec | 6.8 °C | 6.8 °C | +0.0 |