Zonneschijn — 2025
| Maand | Zuidplas | Krimpen aan den IJssel | Verschil |
|---|---|---|---|
| Jan | 94.8 uren | 94.8 uren | +0.0 |
| Feb | 146.1 uren | 147.1 uren | -1.0 |
| Mrt | 304.2 uren | 305.5 uren | -1.3 |
| Apr | 325.4 uren | 329.1 uren | -3.7 |
| Mei | 378.8 uren | 378.4 uren | +0.4 |
| Jun | 396.8 uren | 394.6 uren | +2.2 |
| Jul | 386.7 uren | 390.6 uren | -3.9 |
| Aug | 345.9 uren | 344.5 uren | +1.4 |
| Sep | 273.7 uren | 272.6 uren | +1.1 |
| Okt | 151.3 uren | 150.5 uren | +0.8 |
| Nov | 120.4 uren | 119.2 uren | +1.2 |
| Dec | 96.5 uren | 98.3 uren | -1.8 |