Neerslag — 2023
| Maand | Ridderkerk | Krimpen aan den IJssel | Verschil |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mrt | 0.8 mm | 0.7 mm | +0.1 |
| Apr | 85.9 mm | 85.4 mm | +0.5 |
| Mei | 77.7 mm | 78.3 mm | -0.6 |
| Jun | 18.7 mm | 18.7 mm | +0.0 |
| Jul | 135.9 mm | 125.1 mm | +10.8 |
| Aug |
| 114.2 mm |
| 107.7 mm |
| +6.5 |
| Sep | 80.2 mm | 81.9 mm | -1.7 |
| Okt | 139.3 mm | 152.7 mm | -13.4 |
| Nov | 149.8 mm | 153.9 mm | -4.1 |
| Dec | 134.8 mm | 114 mm | +20.8 |