Bewolking — 2020
| Maand | Chaudfontaine | Trooz | Verschil |
|---|---|---|---|
| Jan | 73.5 % | 73.5 % | +0.0 |
| Feb | 81.7 % | 81.7 % | +0.0 |
| Mrt | 57.8 % | 57.8 % | +0.0 |
| Apr | 32 % | 32 % | +0.0 |
| Mei | 49.7 % | 49.7 % | +0.0 |
| Jun | 63.6 % | 63.6 % | +0.0 |
| Jul | 62.5 % | 62.5 % | +0.0 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |