Bewolking — 2023
| Month | Kalmthout | Kapellen | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 85 % | 85.2 % | -0.2 |
| Apr | 67 % | 67.1 % | -0.1 |
| May | 60.6 % | 60.5 % | +0.1 |
| Jun | 42.5 % | 42.7 % | -0.2 |
| Jul | 65.2 % | 65.5 % | -0.3 |
| Aug |
| 61.7 % |
| 61.5 % |
| +0.2 |
| Sep | 59.8 % | 59.5 % | +0.3 |
| Oct | 79.5 % | 78 % | +1.5 |
| Nov | 75.2 % | 75.5 % | -0.3 |
| Dec | 83 % | 83.6 % | -0.6 |