Temperatuur — 2026
| Month | Alken | Kortessem | Difference |
|---|---|---|---|
| Jan | 3.3 °C | 3.3 °C | +0.0 |
| Feb | 7 °C | 7 °C | +0.0 |
| Mar | 7.9 °C | 7.2 °C | +0.7 |
| Apr | 11 °C | 10.7 °C | +0.3 |
| May | 15.2 °C | 14.8 °C | +0.4 |
| Jun | 20.1 °C | 19.7 °C | +0.4 |
| Jul | 21 °C | 20.6 °C | +0.4 |
| Aug |
| 20.3 °C |
| 20 °C |
| +0.3 |
| Sep | 17.7 °C | 17.5 °C | +0.2 |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |