Bewolking — 2025
| Month | Héron | Andenne | Difference |
|---|---|---|---|
| Jan | 76.9 % | 76.1 % | +0.8 |
| Feb | 73.2 % | 74.3 % | -1.1 |
| Mar | 46.9 % | 47 % | -0.1 |
| Apr | 45.5 % | 45.5 % | +0.0 |
| May | 54.2 % | 54.6 % | -0.4 |
| Jun | 50.7 % | 50.9 % | -0.2 |
| Jul | 53.2 % | 53.4 % | -0.2 |
| Aug |
| 53.8 % |
| 54 % |
| -0.2 |
| Sep | 64.1 % | 64.5 % | -0.4 |
| Oct | 85.4 % | 84.8 % | +0.6 |
| Nov | 78.9 % | 79.8 % | -0.9 |
| Dec | 75.2 % | 75.8 % | -0.6 |