Bewolking — 2026
| Month | Vlieland | Hollands Kroon | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 55.3 % | 57.3 % | -2.0 |
| Apr | 72.4 % | 80.4 % | -8.0 |
| May | 53.1 % | 53.8 % | -0.7 |
| Jun | 58.9 % | 58.6 % | +0.3 |
| Jul | 56.1 % | 53.4 % | +2.7 |
| Aug |
| 48.3 % |
| 49.4 % |
| -1.1 |
| Sep | 67.9 % | 67.7 % | +0.2 |
| Oct | 68.3 % | 67.5 % | +0.8 |
| Nov | – | – | – |
| Dec | – | – | – |