Bewolking — 2026
| Month | Waterloo | Braine-l'Alleud | Difference |
|---|---|---|---|
| Jan | 79.1 % | 79.1 % | +0.0 |
| Feb | 78.6 % | 79.6 % | -1.0 |
| Mar | 55.1 % | 54.3 % | +0.8 |
| Apr | 57.4 % | 57.9 % | -0.5 |
| May | 58.9 % | 59.3 % | -0.4 |
| Jun | 63.9 % | 64 % | -0.1 |
| Jul | 43.2 % | 42.5 % | +0.7 |
| Aug |
| 54.2 % |
| 54 % |
| +0.2 |
| Sep | 67.6 % | 68 % | -0.4 |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |