Bewolking — 2020
| Month | Stavelot | Malmedy | Difference |
|---|---|---|---|
| Jan | 75.4 % | 75.4 % | +0.0 |
| Feb | 82 % | 82 % | +0.0 |
| Mar | 58.3 % | 58.3 % | +0.0 |
| Apr | 32.8 % | 32.8 % | +0.0 |
| May | 50.5 % | 50.5 % | +0.0 |
| Jun | 64.3 % | 64.3 % | +0.0 |
| Jul | 63.3 % | 63.3 % | +0.0 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |