Bewolking — 2023
| Monat | Sittard-Geleen | Beek | Unterschied |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mär | 83.6 % | 100 % | -16.4 |
| Apr | 68 % | 67.9 % | +0.1 |
| Mai | 63.1 % | 63.5 % | -0.4 |
| Jun | 43 % | 42.8 % | +0.2 |
| Jul | 64.9 % | 64.6 % | +0.3 |
| Aug |
| 61.1 % |
| 60.8 % |
| +0.3 |
| Sep | 58.6 % | 58.2 % | +0.4 |
| Okt | 77.8 % | 77.4 % | +0.4 |
| Nov | 76.8 % | 78.5 % | -1.7 |
| Dez | 86.7 % | 87.2 % | -0.5 |