Zonneschijn — 2026
| Maand | Oegstgeest | Katwijk | Verschil |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mrt | 21.5 uren | 21.8 uren | -0.3 |
| Apr | 30.2 uren | 30 uren | +0.2 |
| Mei | 423.6 uren | 423.6 uren | +0.0 |
| Jun | 425.7 uren | 425.8 uren | -0.1 |
| Jul | 441.4 uren | 441.4 uren | +0.0 |
| Aug |
| 393 uren |
| 393 uren |
| +0.0 |
| Sep | 90 uren | 92.3 uren | -2.3 |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |