Zonneschijn — 2023
| Month | Dordrecht | Hendrik-Ido-Ambacht | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 88.9 uren | – | – |
| Apr | 250 uren | – | – |
| May | 358.4 uren | – | – |
| Jun | 393.8 uren | – | – |
| Jul | 355.4 uren | – | – |
| Aug | 334.9 uren | – | – |
| Sep |
| 276.9 uren |
| – |
| – |
| Oct | 181 uren | – | – |
| Nov | 128.8 uren | – | – |
| Dec | 70 uren | – | – |