Neerslag — 2020
| Month | Dijk en Waard | Koggenland | Difference |
|---|---|---|---|
| Jan | 71.4 mm | 64.8 mm | +6.6 |
| Feb | 138.8 mm | 139.7 mm | -0.9 |
| Mar | 36.2 mm | 34.4 mm | +1.8 |
| Apr | 21.2 mm | 20.3 mm | +0.9 |
| May | 14.7 mm | 16.2 mm | -1.5 |
| Jun | 56.2 mm | 59.2 mm | -3.0 |
| Jul | 80.5 mm | 86.8 mm | -6.3 |
| Aug | – | – | – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |