Bewolking — 2020
| Month | Amstelveen | De Ronde Venen | Difference |
|---|---|---|---|
| Jan | 79.1 % | 79.6 % | -0.5 |
| Feb | 73.9 % | 74.3 % | -0.4 |
| Mar | 53.2 % | 53.8 % | -0.6 |
| Apr | 39 % | 39.5 % | -0.5 |
| May | 45.9 % | 47.2 % | -1.3 |
| Jun | 66.1 % | 67.6 % | -1.5 |
| Jul | 62.3 % | 63.7 % | -1.4 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |