Neerslag — 2020
| Month | Gorinchem | Vijfheerenlanden | Difference |
|---|---|---|---|
| Jan | 43.5 mm | 46.6 mm | -3.1 |
| Feb | 130.3 mm | 128.8 mm | +1.5 |
| Mar | 56.7 mm | 52.7 mm | +4.0 |
| Apr | 22.3 mm | 22.6 mm | -0.3 |
| May | 13.5 mm | 16.6 mm | -3.1 |
| Jun | 65.1 mm | 66.4 mm | -1.3 |
| Jul | 66.6 mm | 63.8 mm | +2.8 |
| Aug | – | – | – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |