Bewolking — 2023
| Month | Huldenberg | Wavre | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 87.6 % | 85.7 % | +1.9 |
| Apr | 70.1 % | 69.8 % | +0.3 |
| May | 60.5 % | 60.1 % | +0.4 |
| Jun | 40.2 % | 40.1 % | +0.1 |
| Jul | 63.8 % | 63.7 % | +0.1 |
| Aug |
| 60.9 % |
| 60.8 % |
| +0.1 |
| Sep | 56.6 % | 56.5 % | +0.1 |
| Oct | 76 % | 76.3 % | -0.3 |
| Nov | 77.5 % | 78.3 % | -0.8 |
| Dec | 84.1 % | 85.1 % | -1.0 |