Zonneschijn — 2020
| Maand | Voorne aan Zee | Nissewaard | Verschil |
|---|---|---|---|
| Jan | 146.8 uren | 145.3 uren | +1.5 |
| Feb | 184.9 uren | 184.2 uren | +0.7 |
| Mrt | 299.9 uren | 298.9 uren | +1.0 |
| Apr | 366.7 uren | 366.8 uren | -0.1 |
| Mei | 428.1 uren | 428.5 uren | -0.4 |
| Jun | 421.8 uren | 420.1 uren | +1.7 |
| Jul | 418.2 uren | 417.3 uren | +0.9 |
| Aug | – | – | – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |