Temperatuur — 2026
| Monat | Merchtem | Opwijk | Unterschied |
|---|---|---|---|
| Jan | 3.8 °C | 3.8 °C | +0.0 |
| Feb | 7.2 °C | 7.2 °C | +0.0 |
| Mär | 8.4 °C | 8.5 °C | -0.1 |
| Apr | 11.3 °C | 11.5 °C | -0.2 |
| Mai | 15.4 °C | 15.4 °C | +0.0 |
| Jun | 19.7 °C | 19.7 °C | +0.0 |
| Jul | 20.5 °C | 20.6 °C | -0.1 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dez | – | – | – |