Luchtvochtigheid — 2025
| Maand | Ridderkerk | Zwijndrecht | Verschil |
|---|---|---|---|
| Jan | 88.5 % | 89.5 % | -1.0 |
| Feb | 83.9 % | 83.4 % | +0.5 |
| Mrt | 76.9 % | 74.5 % | +2.4 |
| Apr | 71.8 % | 65.8 % | +6.0 |
| Mei | 65.2 % | 59.9 % | +5.3 |
| Jun | 70.3 % | 63.2 % | +7.1 |
| Jul | 72.8 % | 69.2 % | +3.6 |
| Aug |
| 69.9 % |
| 64.4 % |
| +5.5 |
| Sep | 75.3 % | 72.7 % | +2.6 |
| Okt | 82.4 % | 82.4 % | +0.0 |
| Nov | 87.2 % | 87.5 % | -0.3 |
| Dec | 86.8 % | 86.4 % | +0.4 |