Zonneschijn — 2020
| Month | Waterland | Purmerend | Difference |
|---|---|---|---|
| Jan | 143.6 uren | 143.6 uren | +0.0 |
| Feb | 184.3 uren | 184.3 uren | +0.0 |
| Mar | 303.6 uren | 303.6 uren | +0.0 |
| Apr | 368.4 uren | 368.4 uren | +0.0 |
| May | 431.1 uren | 431.1 uren | +0.0 |
| Jun | 425.5 uren | 425.5 uren | +0.0 |
| Jul | 412.3 uren | 412.3 uren | +0.0 |
| Aug | – | – | – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |