Bewolking — 2023
| Maand | Andenne | Héron | Verschil |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mrt | 87.4 % | 86.3 % | +1.1 |
| Apr | 68.6 % | 68.7 % | -0.1 |
| Mei | 61.8 % | 61.1 % | +0.7 |
| Jun | 40.8 % | 41.2 % | -0.4 |
| Jul | 64.1 % | 64.1 % | +0.0 |
| Aug |
| 61.5 % |
| 61.2 % |
| +0.3 |
| Sep | 55.2 % | 55.3 % | -0.1 |
| Okt | 76.9 % | 76.7 % | +0.2 |
| Nov | 81.5 % | 80 % | +1.5 |
| Dec | 88.8 % | 87.4 % | +1.4 |