Bewolking — 2026
| Maand | Capelle aan den IJssel | Ridderkerk | Verschil |
|---|---|---|---|
| Jan | – | 78.3 % | – |
| Feb | – | 81.5 % | – |
| Mrt | 59.9 % | 53.1 % | +6.8 |
| Apr | 79.6 % | 78.6 % | +1.0 |
| Mei | 58.6 % | 59 % | -0.4 |
| Jun | 61 % | 61.6 % | -0.6 |
| Jul | 52.6 % | 50.8 % | +1.8 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |