Neerslag — 2020
| Maand | Hendrik-Ido-Ambacht | Ridderkerk | Verschil |
|---|---|---|---|
| Jan | 42.7 mm | 45.3 mm | -2.6 |
| Feb | 127.8 mm | 123.7 mm | +4.1 |
| Mrt | 55.1 mm | 53.8 mm | +1.3 |
| Apr | 23.2 mm | 25.4 mm | -2.2 |
| Mei | 14.2 mm | 16.5 mm | -2.3 |
| Jun | 64.2 mm | 68.1 mm | -3.9 |
| Jul | 63.5 mm | 63.1 mm | +0.4 |
| Aug | – | – | – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |