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