Bewolking — 2023
| Month | Kortessem | Diepenbeek | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 85.1 % | 85.9 % | -0.8 |
| Apr | 68.2 % | 67.3 % | +0.9 |
| May | 60.7 % | 61.5 % | -0.8 |
| Jun | 40.9 % | 41.9 % | -1.0 |
| Jul | 64.3 % | 64.8 % | -0.5 |
| Aug |
| 60.4 % |
| 60.4 % |
| +0.0 |
| Sep | 56.4 % | 57.4 % | -1.0 |
| Oct | 76.5 % | 76.8 % | -0.3 |
| Nov | 77.4 % | 77.5 % | -0.1 |
| Dec | 85.9 % | 86.9 % | -1.0 |