Bewolking — 2026
| Monat | Westland | Midden-Delfland | Unterschied |
|---|---|---|---|
| Jan | 80.1 % | – | – |
| Feb | 81.5 % | – | – |
| Mär | 57.5 % | 58.4 % | -0.9 |
| Apr | 80.4 % | 81.9 % | -1.5 |
| Mai | 57.1 % | 57.1 % | +0.0 |
| Jun | 59.8 % | 59.8 % | +0.0 |
| Jul | 47.8 % | 47.8 % | +0.0 |
| Aug |
| 53.1 % |
| 53.1 % |
| +0.0 |
| Sep | 72.1 % | 72.1 % | +0.0 |
| Okt | 64.2 % | 65.2 % | -1.0 |
| Nov | 72 % | 76.5 % | -4.5 |
| Dez | – | – | – |