Zonneschijn — 2024
| Month | Heemstede | Hillegom | Difference |
|---|---|---|---|
| Jan | – | 120.2 uren | – |
| Feb | – | 100.7 uren | – |
| Mar | – | 188.3 uren | – |
| Apr | – | 276.5 uren | – |
| May | – | 348.3 uren | – |
| Jun | – | 337.8 uren | – |
| Jul | – | 336.8 uren | – |
| Aug | – | 353.5 uren | – |
| Sep |
| – |
| 268 uren |
| – |
| Oct | – | 195.4 uren | – |
| Nov | – | 102.9 uren | – |
| Dec | – | 54 uren | – |