Zonneschijn — 2023
| Month | Terschelling | Súdwest-Fryslân | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | – | 0 uren | – |
| Apr | – | 268.1 uren | – |
| May | – | 356.3 uren | – |
| Jun | – | 400.5 uren | – |
| Jul | – | 365.1 uren | – |
| Aug | – | 334.2 uren | – |
| Sep |
| – |
| 285.4 uren |
| – |
| Oct | – | 157.7 uren | – |
| Nov | – | 134 uren | – |
| Dec | – | 77.6 uren | – |