Zonneschijn — 2026
| Month | Voorschoten | Leiden | Difference |
|---|---|---|---|
| Jan | – | 116.6 uren | – |
| Feb | – | 128.2 uren | – |
| Mar | 21.1 uren | 159.7 uren | -138.6 |
| Apr | 31 uren | 30.9 uren | +0.1 |
| May | 422 uren | 423.6 uren | -1.6 |
| Jun | 423.8 uren | 425.8 uren | -2.0 |
| Jul | 440.7 uren | 441.4 uren | -0.7 |
| Aug |
| 392.6 uren |
| 393 uren |
| -0.4 |
| Sep | 91.1 uren | 90.3 uren | +0.8 |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |