Bewolking — 2023
| Monat | Roermond | Roerdalen | Unterschied |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mär | 82.5 % | 100 % | -17.5 |
| Apr | 68.3 % | 68.1 % | +0.2 |
| Mai | 63.6 % | 63.6 % | +0.0 |
| Jun | 43.1 % | 43.1 % | +0.0 |
| Jul | 65.1 % | 65 % | +0.1 |
| Aug |
| 61.1 % |
| 59.7 % |
| +1.4 |
| Sep | 58.4 % | 58 % | +0.4 |
| Okt | 78.7 % | 78.3 % | +0.4 |
| Nov | 76.3 % | 75.7 % | +0.6 |
| Dez | 86.7 % | 86.3 % | +0.4 |