Bewolking — 2020
| Maand | Bertogne | La Roche-en-Ardenne | Verschil |
|---|---|---|---|
| Jan | 79 % | 74.3 % | +4.7 |
| Feb | 82.2 % | 81.4 % | +0.8 |
| Mrt | 58.7 % | 58.7 % | +0.0 |
| Apr | 31.5 % | 32 % | -0.5 |
| Mei | 50.1 % | 49.9 % | +0.2 |
| Jun | 63.7 % | 63.2 % | +0.5 |
| Jul | 61.9 % | 62.1 % | -0.2 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |