Zonneschijn — 2025
| Month | Haarlemmermeer | Haarlem | Difference |
|---|---|---|---|
| Jan | 99.2 uren | 101.2 uren | -2.0 |
| Feb | 143.5 uren | 144.9 uren | -1.4 |
| Mar | 305.3 uren | 308.9 uren | -3.6 |
| Apr | 318.5 uren | 319.6 uren | -1.1 |
| May | 383.6 uren | 380.6 uren | +3.0 |
| Jun | 408.2 uren | 408.6 uren | -0.4 |
| Jul | 403.7 uren | 405.1 uren | -1.4 |
| Aug | 348.6 uren | 348.2 uren | +0.4 |
| Sep | 275.1 uren | 275.2 uren | -0.1 |
| Oct | 162.2 uren | 167.3 uren | -5.1 |
| Nov | 127.1 uren | 128.6 uren | -1.5 |
| Dec | 97.1 uren | 98.3 uren | -1.2 |