Neerslag — 2026
| Maand | Zwijndrecht | Ridderkerk | Verschil |
|---|---|---|---|
| Jan | 76.6 mm | 96.4 mm | -19.8 |
| Feb | 98.3 mm | 63.5 mm | +34.8 |
| Mrt | 59.9 mm | 64.7 mm | -4.8 |
| Apr | 9.8 mm | 3.6 mm | +6.2 |
| Mei | 94 mm | 67.4 mm | +26.6 |
| Jun | 81.1 mm | 79.3 mm | +1.8 |
| Jul | 7.3 mm | 6.7 mm | +0.6 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |