Zonneschijn — 2023
| Month | Voorne aan Zee | Goeree-Overflakkee | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | – | 0 uren | – |
| Apr | – | 247.7 uren | – |
| May | – | 365.5 uren | – |
| Jun | – | 401.7 uren | – |
| Jul | – | 355.9 uren | – |
| Aug | – | 339 uren | – |
| Sep |
| – |
| 277.9 uren |
| – |
| Oct | – | 188.3 uren | – |
| Nov | – | 126.9 uren | – |
| Dec | – | 75.5 uren | – |