Bewolking — 2025
| Month | Spa | Verviers | Difference |
|---|---|---|---|
| Jan | 78.3 % | 77.8 % | +0.5 |
| Feb | 75 % | 74.9 % | +0.1 |
| Mar | 47.5 % | 47.6 % | -0.1 |
| Apr | 47.2 % | 47.4 % | -0.2 |
| May | 55.5 % | 55.6 % | -0.1 |
| Jun | 50.1 % | 50.2 % | -0.1 |
| Jul | 59.8 % | 60 % | -0.2 |
| Aug |
| 51.6 % |
| 52 % |
| -0.4 |
| Sep | 69 % | 67.4 % | +1.6 |
| Oct | 88.2 % | 88.2 % | +0.0 |
| Nov | 81.4 % | 80.5 % | +0.9 |
| Dec | 77.3 % | 76.4 % | +0.9 |