Bewolking — 2024
| Month | Houffalize | Lierneux | Difference |
|---|---|---|---|
| Jan | 82.6 % | 83 % | -0.4 |
| Feb | 93.5 % | 94.2 % | -0.7 |
| Mar | 84.2 % | 84.6 % | -0.4 |
| Apr | 83.7 % | 86.5 % | -2.8 |
| May | 74.1 % | 76.4 % | -2.3 |
| Jun | 68 % | 68.6 % | -0.6 |
| Jul | 65.9 % | 67.3 % | -1.4 |
| Aug |
| 59.4 % |
| 60 % |
| -0.6 |
| Sep | 64.5 % | 65.2 % | -0.7 |
| Oct | 75.1 % | 75.8 % | -0.7 |
| Nov | 79.6 % | 78.4 % | +1.2 |
| Dec | 86.7 % | 87.2 % | -0.5 |