Neerslag — 2020
| Month | Krimpenerwaard | Alblasserdam | Difference |
|---|---|---|---|
| Jan | 47.6 mm | 42.7 mm | +4.9 |
| Feb | 127.7 mm | 127.8 mm | -0.1 |
| Mar | 53 mm | 55.1 mm | -2.1 |
| Apr | 25.3 mm | 23.2 mm | +2.1 |
| May | 20.5 mm | 14.2 mm | +6.3 |
| Jun | 67.6 mm | 64.2 mm | +3.4 |
| Jul | 62.4 mm | 63.5 mm | -1.1 |
| Aug | – | – | – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |