Bewolking — 2020
| Month | Silly | Lens | Difference |
|---|---|---|---|
| Jan | 74.1 % | 72.6 % | +1.5 |
| Feb | 75.4 % | 76.7 % | -1.3 |
| Mar | 53.8 % | 54.3 % | -0.5 |
| Apr | 32.9 % | 32.4 % | +0.5 |
| May | 49.5 % | 50.1 % | -0.6 |
| Jun | 63.4 % | 63.9 % | -0.5 |
| Jul | 61.2 % | 61.1 % | +0.1 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |