Neerslag — 2023
| Maand | Ridderkerk | Zwijndrecht | Verschil |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mrt | 0.8 mm | 114.5 mm | -113.7 |
| Apr | 85.9 mm | 65 mm | +20.9 |
| Mei | 77.7 mm | 72.8 mm | +4.9 |
| Jun | 18.7 mm | 40.7 mm | -22.0 |
| Jul | 135.9 mm | 108.5 mm | +27.4 |
| Aug |
| 114.2 mm |
| 87.3 mm |
| +26.9 |
| Sep | 80.2 mm | 78.9 mm | +1.3 |
| Okt | 139.3 mm | 138.3 mm | +1.0 |
| Nov | 149.8 mm | 130.8 mm | +19.0 |
| Dec | 134.8 mm | 95.1 mm | +39.7 |