Zonneschijn — 2020
| Month | Opsterland | Achtkarspelen | Difference |
|---|---|---|---|
| Jan | 130.4 uren | 128.8 uren | +1.6 |
| Feb | 180.7 uren | 181.7 uren | -1.0 |
| Mar | 301.4 uren | 303.2 uren | -1.8 |
| Apr | 370.7 uren | 372.4 uren | -1.7 |
| May | 432.4 uren | 433.7 uren | -1.3 |
| Jun | 421.3 uren | 424.1 uren | -2.8 |
| Jul | 409.4 uren | 416.4 uren | -7.0 |
| Aug | – | – | – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |