Zonneschijn — 2026
| Month | Heemskerk | Beverwijk | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 22.8 uren | 22.9 uren | -0.1 |
| Apr | 38 uren | 38.1 uren | -0.1 |
| May | 424.2 uren | 424.2 uren | +0.0 |
| Jun | 426 uren | 426 uren | +0.0 |
| Jul | 440.8 uren | 440.8 uren | +0.0 |
| Aug |
| 392.2 uren |
| 392.2 uren |
| +0.0 |
| Sep | 308.2 uren | 308.2 uren | +0.0 |
| Oct | 234.5 uren | 234.2 uren | +0.3 |
| Nov | – | – | – |
| Dec | – | – | – |