Bewolking — 2020
| Maand | De Bilt | Zeist | Verschil |
|---|---|---|---|
| Jan | 80.1 % | 79.7 % | +0.4 |
| Feb | 74.7 % | 75.4 % | -0.7 |
| Mrt | 54.1 % | 53.6 % | +0.5 |
| Apr | 39.7 % | 38.1 % | +1.6 |
| Mei | 48.6 % | 49.2 % | -0.6 |
| Jun | 68.3 % | 67.3 % | +1.0 |
| Jul | 64.4 % | 63.9 % | +0.5 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |