Bewolking — 2023
| Maand | Aywaille | Trooz | Verschil |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mrt | 89.4 % | 89 % | +0.4 |
| Apr | 67.3 % | 67.7 % | -0.4 |
| Mei | 63.7 % | 64.4 % | -0.7 |
| Jun | 42.6 % | 42.4 % | +0.2 |
| Jul | 64.8 % | 66.1 % | -1.3 |
| Aug |
| 62.7 % |
| 62.1 % |
| +0.6 |
| Sep | 55.6 % | 56.1 % | -0.5 |
| Okt | 78.8 % | 78.1 % | +0.7 |
| Nov | 85.3 % | 84.4 % | +0.9 |
| Dec | 89.8 % | 88.9 % | +0.9 |