Bewolking — 2020
| Maand | Kaag en Braassem | Lisse | Verschil |
|---|---|---|---|
| Jan | 79.1 % | 78 % | +1.1 |
| Feb | 73.9 % | 73.4 % | +0.5 |
| Mrt | 53.2 % | 52.7 % | +0.5 |
| Apr | 39 % | 38.5 % | +0.5 |
| Mei | 45.9 % | 45.1 % | +0.8 |
| Jun | 66.1 % | 65.3 % | +0.8 |
| Jul | 62.3 % | 61.2 % | +1.1 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |