Neerslag — 2026
| Month | Hardinxveld-Giessendam | Sliedrecht | Difference |
|---|---|---|---|
| Jan | 90.8 mm | – | – |
| Feb | 57.8 mm | – | – |
| Mar | 62.9 mm | 13.2 mm | +49.7 |
| Apr | 2.8 mm | 2.7 mm | +0.1 |
| May | 67.6 mm | 67.6 mm | +0.0 |
| Jun | 69.8 mm | 69.8 mm | +0.0 |
| Jul | 14.9 mm | 14.9 mm | +0.0 |
| Aug |
| 58 mm |
| 58 mm |
| +0.0 |
| Sep | 53.8 mm | 53.7 mm | +0.1 |
| Oct | 88.5 mm | 88.4 mm | +0.1 |
| Nov | – | – | – |
| Dec | – | – | – |