Bewolking — 2025
| Maand | Theux | Spa | Verschil |
|---|---|---|---|
| Jan | 76.6 % | 78.3 % | -1.7 |
| Feb | 73.8 % | 75 % | -1.2 |
| Mrt | 46.7 % | 47.5 % | -0.8 |
| Apr | 47.5 % | 47.2 % | +0.3 |
| Mei | 54.9 % | 55.5 % | -0.6 |
| Jun | 50.7 % | 50.1 % | +0.6 |
| Jul | 57.7 % | 59.8 % | -2.1 |
| Aug |
| 52.9 % |
| 51.6 % |
| +1.3 |
| Sep | 65.9 % | 69 % | -3.1 |
| Okt | 87.4 % | 88.2 % | -0.8 |
| Nov | 79.5 % | 81.4 % | -1.9 |
| Dec | 74.8 % | 77.3 % | -2.5 |