Bewolking — 2026
| Month | Schiermonnikoog | Westerkwartier | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 59.5 % | 64.9 % | -5.4 |
| Apr | 71.9 % | 75.9 % | -4.0 |
| May | 53.3 % | 56.1 % | -2.8 |
| Jun | 59.3 % | 61.8 % | -2.5 |
| Jul | 60.5 % | 61.6 % | -1.1 |
| Aug |
| 52.9 % |
| 54.2 % |
| -1.3 |
| Sep | 66.9 % | 68.3 % | -1.4 |
| Oct | 70 % | 70.8 % | -0.8 |
| Nov | – | – | – |
| Dec | – | – | – |