Luchtvochtigheid — 2026
| Month | Midden-Delfland | Vlaardingen | Difference |
|---|---|---|---|
| Jan | – | 87.8 % | – |
| Feb | – | 87.9 % | – |
| Mar | 85.4 % | 81.1 % | +4.3 |
| Apr | 83.4 % | 76.8 % | +6.6 |
| May | 71 % | 71 % | +0.0 |
| Jun | 76.4 % | 76.4 % | +0.0 |
| Jul | 72.4 % | 72.4 % | +0.0 |
| Aug |
| 69.7 % |
| 69.7 % |
| +0.0 |
| Sep | 79.3 % | 79.3 % | +0.0 |
| Oct | 83.3 % | 82.6 % | +0.7 |
| Nov | – | – | – |
| Dec | – | – | – |