Luchtvochtigheid — 2026
| Month | Voorne aan Zee | Maassluis | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 86.4 % | 84.4 % | +2.0 |
| Apr | 84.7 % | 81.9 % | +2.8 |
| May | 69.5 % | 71 % | -1.5 |
| Jun | 75.9 % | 76.4 % | -0.5 |
| Jul | 69.8 % | 72.4 % | -2.6 |
| Aug |
| 67.9 % |
| 69.7 % |
| -1.8 |
| Sep | 78.8 % | 79.3 % | -0.5 |
| Oct | 83.6 % | 83.2 % | +0.4 |
| Nov | – | – | – |
| Dec | – | – | – |