Neerslag — 2025
| Month | Krimpen aan den IJssel | Capelle aan den IJssel | Difference |
|---|---|---|---|
| Jan | 97.5 mm | – | – |
| Feb | 37.2 mm | – | – |
| Mar | 7.8 mm | – | – |
| Apr | 30.8 mm | – | – |
| May | 40 mm | – | – |
| Jun | 59.8 mm | – | – |
| Jul | 84.9 mm | – | – |
| Aug | 35 mm | – | – |
| Sep |
| 51.5 mm |
| – |
| – |
| Oct | 129.4 mm | – | – |
| Nov | 70.5 mm | – | – |
| Dec | 24.1 mm | – | – |