Zonneschijn — 2020
| Month | De Fryske Marren | Urk | Difference |
|---|---|---|---|
| Jan | 132.7 uren | 138.2 uren | -5.5 |
| Feb | 182 uren | 182.9 uren | -0.9 |
| Mar | 302.2 uren | 302 uren | +0.2 |
| Apr | 370.2 uren | 368.9 uren | +1.3 |
| May | 432.2 uren | 431 uren | +1.2 |
| Jun | 423.2 uren | 421.6 uren | +1.6 |
| Jul | 410.9 uren | 409.5 uren | +1.4 |
| Aug | – | – | – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |