Luchtvochtigheid — 2023
| Maand | Ridderkerk | Zwijndrecht | Verschil |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mrt | 95 % | 79.5 % | +15.5 |
| Apr | 77 % | 75.6 % | +1.4 |
| Mei | 78.3 % | 75.1 % | +3.2 |
| Jun | 65.4 % | 60 % | +5.4 |
| Jul | 72.4 % | 71.5 % | +0.9 |
| Aug |
| 79.7 % |
| 78.4 % |
| +1.3 |
| Sep | 79.6 % | 77.9 % | +1.7 |
| Okt | 84 % | 82.3 % | +1.7 |
| Nov | 86.4 % | 87.4 % | -1.0 |
| Dec | 87.2 % | 86.7 % | +0.5 |