Bewolking — 2026
| Month | Seraing | Grâce-Hollogne | Difference |
|---|---|---|---|
| Jan | 81.4 % | 80 % | +1.4 |
| Feb | 80.9 % | 80.3 % | +0.6 |
| Mar | 53.2 % | 52.6 % | +0.6 |
| Apr | 57.6 % | 57.1 % | +0.5 |
| May | 60 % | 59.2 % | +0.8 |
| Jun | 61.7 % | 61 % | +0.7 |
| Jul | 45.3 % | 46.3 % | -1.0 |
| Aug |
| 54.8 % |
| 54.7 % |
| +0.1 |
| Sep | 66.4 % | 69.1 % | -2.7 |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |