Zonneschijn — 2023
| Month | Pijnacker-Nootdorp | Delft | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | – | 84.4 uren | – |
| Apr | – | 255.8 uren | – |
| May | – | 364.9 uren | – |
| Jun | – | 403.6 uren | – |
| Jul | – | 368.6 uren | – |
| Aug | – | 343.1 uren | – |
| Sep |
| – |
| 281.9 uren |
| – |
| Oct | – | 182.6 uren | – |
| Nov | – | 119.4 uren | – |
| Dec | – | 82.3 uren | – |