Bewolking — 2023
| Month | Stavelot | Vielsalm | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 90.2 % | 90.8 % | -0.6 |
| Apr | 67.4 % | 69.6 % | -2.2 |
| May | 64.9 % | 63.4 % | +1.5 |
| Jun | 43.1 % | 42.8 % | +0.3 |
| Jul | 65.1 % | 65.2 % | -0.1 |
| Aug |
| 62.8 % |
| 62.3 % |
| +0.5 |
| Sep | 56.4 % | 57 % | -0.6 |
| Oct | 79.1 % | 79.8 % | -0.7 |
| Nov | 90 % | 92.6 % | -2.6 |
| Dec | 91.1 % | 92.6 % | -1.5 |