Luchtvochtigheid — 2026
| Month | Zwijndrecht | Alblasserdam | Difference |
|---|---|---|---|
| Jan | 88.1 % | – | – |
| Feb | 87.3 % | – | – |
| Mar | 78.1 % | 81.1 % | -3.0 |
| Apr | 63.6 % | 75.9 % | -12.3 |
| May | 71.6 % | 70.3 % | +1.3 |
| Jun | 75.2 % | 74 % | +1.2 |
| Jul | 68.3 % | 68.7 % | -0.4 |
| Aug |
| 68 % |
| 68.9 % |
| -0.9 |
| Sep | 79.3 % | 79.4 % | -0.1 |
| Oct | 85.2 % | 84.7 % | +0.5 |
| Nov | 88.8 % | 85.4 % | +3.4 |
| Dec | – | – | – |