Neerslag — 2026
| Maand | Krimpen aan den IJssel | Ridderkerk | Verschil |
|---|---|---|---|
| Jan | 89.9 mm | 96.4 mm | -6.5 |
| Feb | 58.8 mm | 63.5 mm | -4.7 |
| Mrt | 75.2 mm | 64.7 mm | +10.5 |
| Apr | 3.8 mm | 3.6 mm | +0.2 |
| Mei | 51.3 mm | 67.4 mm | -16.1 |
| Jun | 74.9 mm | 79.3 mm | -4.4 |
| Jul | 7.7 mm | 6.7 mm | +1.0 |
| Aug | – | – | – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |