Zonneschijn — 2026
| Month | Zwijndrecht | Alblasserdam | Difference |
|---|---|---|---|
| Jan | 118.4 uren | – | – |
| Feb | 120.1 uren | – | – |
| Mar | 269.3 uren | 16.5 uren | +252.8 |
| Apr | 292.3 uren | 30.2 uren | +262.1 |
| May | 413.8 uren | 418.8 uren | -5.0 |
| Jun | 418.8 uren | 418.5 uren | +0.3 |
| Jul | 437.8 uren | 438 uren | -0.2 |
| Aug |
| 389.5 uren |
| 389.4 uren |
| +0.1 |
| Sep | 304.9 uren | 305.5 uren | -0.6 |
| Oct | 235.7 uren | 237.3 uren | -1.6 |
| Nov | – | – | – |
| Dec | – | – | – |