Zonneschijn — 2026
| Month | Goeree-Overflakkee | Nissewaard | Difference |
|---|---|---|---|
| Jan | 116.2 uren | – | – |
| Feb | 118.5 uren | – | – |
| Mar | 271.6 uren | 20.8 uren | +250.8 |
| Apr | 31.2 uren | 31.3 uren | -0.1 |
| May | 422.5 uren | 421.2 uren | +1.3 |
| Jun | 423.1 uren | 422 uren | +1.1 |
| Jul | 394.6 uren | 391.6 uren | +3.0 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |