Bewolking — 2020
| Month | Viroinval | Couvin | Difference |
|---|---|---|---|
| Jan | 71.8 % | 71.8 % | +0.0 |
| Feb | 80.1 % | 80.1 % | +0.0 |
| Mar | 56.4 % | 56.4 % | +0.0 |
| Apr | 33.5 % | 33.5 % | +0.0 |
| May | 50.2 % | 50.2 % | +0.0 |
| Jun | 64.7 % | 64.7 % | +0.0 |
| Jul | 63.2 % | 63.2 % | +0.0 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |