Zonneschijn — 2026
| Maand | Maassluis | Midden-Delfland | Verschil |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mrt | 19.7 uren | 20 uren | -0.3 |
| Apr | 30 uren | 28.6 uren | +1.4 |
| Mei | 423.5 uren | 423.5 uren | +0.0 |
| Jun | 425.1 uren | 425 uren | +0.1 |
| Jul | 370.5 uren | 370.7 uren | -0.2 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |