Bewolking — 2020
| Maand | Zaventem | Kraainem | Verschil |
|---|---|---|---|
| Jan | 74.7 % | 72.3 % | +2.4 |
| Feb | 75.1 % | 75.7 % | -0.6 |
| Mrt | 53.4 % | 54.5 % | -1.1 |
| Apr | 33.4 % | 33.7 % | -0.3 |
| Mei | 48.3 % | 48.7 % | -0.4 |
| Jun | 63.6 % | 63.1 % | +0.5 |
| Jul | 62.1 % | 61.3 % | +0.8 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |