Bewolking — 2026
| Maand | Alkmaar | Dijk en Waard | Verschil |
|---|---|---|---|
| Jan | 83.1 % | – | – |
| Feb | 78.5 % | – | – |
| Mrt | 58.8 % | 55.2 % | +3.6 |
| Apr | 80.7 % | 81 % | -0.3 |
| Mei | 55.8 % | 55.8 % | +0.0 |
| Jun | 59.4 % | 59.4 % | +0.0 |
| Jul | 53.8 % | 53.8 % | +0.0 |
| Aug |
| 50.3 % |
| 50.3 % |
| +0.0 |
| Sep | 69.3 % | 69.3 % | +0.0 |
| Okt | 67.8 % | 68.2 % | -0.4 |
| Nov | 91 % | 93.6 % | -2.6 |
| Dec | – | – | – |