Bewolking — 2023
| Month | Eupen | Baelen | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 89.2 % | 89.2 % | +0.0 |
| Apr | 69.5 % | 68.2 % | +1.3 |
| May | 65.7 % | 64.4 % | +1.3 |
| Jun | 43.8 % | 43.2 % | +0.6 |
| Jul | 65.3 % | 66.6 % | -1.3 |
| Aug |
| 61.5 % |
| 60.7 % |
| +0.8 |
| Sep | 57.2 % | 56.5 % | +0.7 |
| Oct | 78.6 % | 78.2 % | +0.4 |
| Nov | 87.6 % | 85.1 % | +2.5 |
| Dec | 90.1 % | 89.7 % | +0.4 |