Bewolking — 2023
| Maand | Houffalize | Lierneux | Verschil |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mrt | 90.1 % | 91.6 % | -1.5 |
| Apr | 70.5 % | 69.6 % | +0.9 |
| Mei | 61.4 % | 63.4 % | -2.0 |
| Jun | 41.8 % | 42.8 % | -1.0 |
| Jul | 63.6 % | 65.2 % | -1.6 |
| Aug |
| 59.8 % |
| 62.3 % |
| -2.5 |
| Sep | 53.5 % | 57 % | -3.5 |
| Okt | 78.5 % | 79.8 % | -1.3 |
| Nov | 89.6 % | 92.6 % | -3.0 |
| Dec | 92.8 % | 92.6 % | +0.2 |