Zonneschijn — 2023
| Monat | Haarlemmermeer | Heemstede | Unterschied |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mär | 84.8 uren | – | – |
| Apr | 259.4 uren | – | – |
| Mai | 361.6 uren | – | – |
| Jun | 389.5 uren | – | – |
| Jul | 368.9 uren | – | – |
| Aug | 331.4 uren | – | – |
| Sep |
| 278.9 uren |
| – |
| – |
| Okt | 164.1 uren | – | – |
| Nov | 117 uren | – | – |
| Dez | 77.5 uren | – | – |