Zonneschijn — 2020
| Maand | Koggenland | Hoorn | Verschil |
|---|---|---|---|
| Jan | 143.9 uren | 143.9 uren | +0.0 |
| Feb | 186.2 uren | 186.2 uren | +0.0 |
| Mrt | 305.6 uren | 305.6 uren | +0.0 |
| Apr | 369.4 uren | 369.4 uren | +0.0 |
| Mei | 432.2 uren | 432.2 uren | +0.0 |
| Jun | 428.7 uren | 428.7 uren | +0.0 |
| Jul | 414.7 uren | 414.7 uren | +0.0 |
| Aug | – | – | – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |