Neerslag — 2026
| Maand | Capelle aan den IJssel | Zuidplas | Verschil |
|---|---|---|---|
| Jan | – | 89.4 mm | – |
| Feb | – | 60.2 mm | – |
| Mrt | 10.8 mm | 56.8 mm | -46.0 |
| Apr | 4.2 mm | 4.9 mm | -0.7 |
| Mei | 51.3 mm | 51.3 mm | +0.0 |
| Jun | 74.9 mm | 75 mm | -0.1 |
| Jul | 14.7 mm | 14.7 mm | +0.0 |
| Aug |
| 60.4 mm |
| 60.2 mm |
| +0.2 |
| Sep | 70.5 mm | 70.4 mm | +0.1 |
| Okt | 93.2 mm | 95.1 mm | -1.9 |
| Nov | – | – | – |
| Dec | – | – | – |