Luchtvochtigheid — 2026
| Month | Schiedam | Midden-Delfland | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 81.1 % | 85.4 % | -4.3 |
| Apr | 77.2 % | 83.4 % | -6.2 |
| May | 71.2 % | 71 % | +0.2 |
| Jun | 75.6 % | 76.4 % | -0.8 |
| Jul | 71.5 % | 72.4 % | -0.9 |
| Aug |
| 70 % |
| 69.7 % |
| +0.3 |
| Sep | 74.8 % | 78.2 % | -3.4 |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |