Bewolking — 2026
| Month | Oostzaan | Zaanstad | Difference |
|---|---|---|---|
| Jan | 82.6 % | 82.2 % | +0.4 |
| Feb | 78.7 % | 78.5 % | +0.2 |
| Mar | 55.9 % | 56.7 % | -0.8 |
| Apr | 79.9 % | 79.1 % | +0.8 |
| May | 58.9 % | 57.7 % | +1.2 |
| Jun | 61.1 % | 59.8 % | +1.3 |
| Jul | 53.6 % | 51.9 % | +1.7 |
| Aug |
| 52.7 % |
| 51.5 % |
| +1.2 |
| Sep | 70 % | 70.2 % | -0.2 |
| Oct | 68.4 % | 67.9 % | +0.5 |
| Nov | – | – | – |
| Dec | – | – | – |