Zonneschijn — 2026
| Month | Capelle aan den IJssel | Zuidplas | Difference |
|---|---|---|---|
| Jan | – | 111.2 uren | – |
| Feb | – | 125 uren | – |
| Mar | 17.2 uren | 268 uren | -250.8 |
| Apr | 28.1 uren | 27 uren | +1.1 |
| May | 422 uren | 422 uren | +0.0 |
| Jun | 423.6 uren | 423.7 uren | -0.1 |
| Jul | 440.8 uren | 440.7 uren | +0.1 |
| Aug |
| 392.6 uren |
| 392.6 uren |
| +0.0 |
| Sep | 309 uren | 309 uren | +0.0 |
| Oct | 239.2 uren | 237.3 uren | +1.9 |
| Nov | – | – | – |
| Dec | – | – | – |