Neerslag — 2026
| Month | Hendrik-Ido-Ambacht | Ridderkerk | Difference |
|---|---|---|---|
| Jan | – | 96.4 mm | – |
| Feb | – | 63.5 mm | – |
| Mar | 11.1 mm | 64.7 mm | -53.6 |
| Apr | 2.5 mm | 3.6 mm | -1.1 |
| May | 67.6 mm | 67.4 mm | +0.2 |
| Jun | 69.8 mm | 79.3 mm | -9.5 |
| Jul | 14.9 mm | 14.3 mm | +0.6 |
| Aug |
| 58 mm |
| 57.1 mm |
| +0.9 |
| Sep | 53.7 mm | 61.7 mm | -8.0 |
| Oct | 88.5 mm | 90.1 mm | -1.6 |
| Nov | – | – | – |
| Dec | – | – | – |