Zonneschijn — 2026
| Maand | Capelle aan den IJssel | Ridderkerk | Verschil |
|---|---|---|---|
| Jan | – | 116.1 uren | – |
| Feb | – | 123.9 uren | – |
| Mrt | 17.2 uren | 270.9 uren | -253.7 |
| Apr | 28.1 uren | 29.2 uren | -1.1 |
| Mei | 422 uren | 420.1 uren | +1.9 |
| Jun | 423.6 uren | 420.7 uren | +2.9 |
| Jul | 373.2 uren | 371.3 uren | +1.9 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |