Zonneschijn — 2025
| Month | Zoetermeer | Lansingerland | Difference |
|---|---|---|---|
| Jan | 99.5 uren | 99.2 uren | +0.3 |
| Feb | 148.5 uren | 149.2 uren | -0.7 |
| Mar | 311.2 uren | 313.1 uren | -1.9 |
| Apr | 328.6 uren | 334.2 uren | -5.6 |
| May | 381.5 uren | 380.6 uren | +0.9 |
| Jun | 404.4 uren | 405 uren | -0.6 |
| Jul | 405.8 uren | 403.7 uren | +2.1 |
| Aug | 354.7 uren | 356.2 uren | -1.5 |
| Sep | 280 uren | 280.4 uren | -0.4 |
| Oct | 163.2 uren | 163.3 uren | -0.1 |
| Nov | 128.7 uren | 126.2 uren | +2.5 |
| Dec | 102.3 uren | 103.7 uren | -1.4 |