Zonneschijn — 2025
| Maand | Kaag en Braassem | Alphen aan den Rijn | Verschil |
|---|---|---|---|
| Jan | – | 97.8 uren | – |
| Feb | – | 141.9 uren | – |
| Mrt | – | 301.2 uren | – |
| Apr | – | 323.6 uren | – |
| Mei | – | 382.6 uren | – |
| Jun | – | 402 uren | – |
| Jul | – | 393.4 uren | – |
| Aug | – | 346.1 uren | – |
| Sep | – | 274.5 uren | – |
| Okt | – | 154.5 uren | – |
| Nov | – | 123 uren | – |
| Dec | – | 96.7 uren | – |