Bewolking — 2023
| Month | Keerbergen | Boortmeerbeek | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 85.2 % | 84.1 % | +1.1 |
| Apr | 67.6 % | 67.8 % | -0.2 |
| May | 61.4 % | 61.1 % | +0.3 |
| Jun | 41.4 % | 41.6 % | -0.2 |
| Jul | 63.8 % | 63.5 % | +0.3 |
| Aug |
| 61.4 % |
| 60.6 % |
| +0.8 |
| Sep | 56.7 % | 56.7 % | +0.0 |
| Oct | 76.3 % | 76.7 % | -0.4 |
| Nov | 74.8 % | 74.6 % | +0.2 |
| Dec | 83.3 % | 83.4 % | -0.1 |