Zonneschijn — 2026
| Monat | Vlaardingen | Maassluis | Unterschied |
|---|---|---|---|
| Jan | 117.1 uren | – | – |
| Feb | 124.9 uren | – | – |
| Mär | 159.6 uren | 19.7 uren | +139.9 |
| Apr | 29.6 uren | 30 uren | -0.4 |
| Mai | 423.5 uren | 423.5 uren | +0.0 |
| Jun | 425 uren | 425.1 uren | -0.1 |
| Jul | 416.2 uren | 416.8 uren | -0.6 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dez | – | – | – |