Zonneschijn — 2026
| Month | Oegstgeest | Leiden | Difference |
|---|---|---|---|
| Jan | – | 116.6 uren | – |
| Feb | – | 128.2 uren | – |
| Mar | 21.5 uren | 159.7 uren | -138.2 |
| Apr | 30.2 uren | 30.9 uren | -0.7 |
| May | 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 | 90.7 uren | 90.6 uren | +0.1 |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |