Bewolking — 2023
| Month | Zemst | Mechelen | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 84.1 % | 84.1 % | +0.0 |
| Apr | 67.8 % | 67.8 % | +0.0 |
| May | 61.1 % | 61.1 % | +0.0 |
| Jun | 41.6 % | 41.6 % | +0.0 |
| Jul | 63.5 % | 63.5 % | +0.0 |
| Aug |
| 60.6 % |
| 60.6 % |
| +0.0 |
| Sep | 56.7 % | 56.7 % | +0.0 |
| Oct | 76.7 % | 76.7 % | +0.0 |
| Nov | 74.6 % | 74.6 % | +0.0 |
| Dec | 83.4 % | 83.4 % | +0.0 |