Zonneschijn — 2026
| Maand | Kaag en Braassem | Alphen aan den Rijn | Verschil |
|---|---|---|---|
| Jan | – | 108.9 uren | – |
| Feb | – | 124.9 uren | – |
| Mrt | 19.6 uren | 266.3 uren | -246.7 |
| Apr | 31.7 uren | 30.6 uren | +1.1 |
| Mei | 422.2 uren | 420.4 uren | +1.8 |
| Jun | 423.6 uren | 420.9 uren | +2.7 |
| Jul | 440.5 uren | 439.2 uren | +1.3 |
| Aug |
| 390.7 uren |
| 390 uren |
| +0.7 |
| Sep | 81.4 uren | 84 uren | -2.6 |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |