Bewolking — 2020
| Maand | Valkenburg aan de Geul | Beek | Verschil |
|---|---|---|---|
| Jan | 70.3 % | 73.4 % | -3.1 |
| Feb | 78.5 % | 76.8 % | +1.7 |
| Mrt | 55.9 % | 54.6 % | +1.3 |
| Apr | 32.1 % | 32.3 % | -0.2 |
| Mei | 49 % | 49.6 % | -0.6 |
| Jun | 62.8 % | 63.3 % | -0.5 |
| Jul | 61.1 % | 61.3 % | -0.2 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |