Neerslag — 2026
| Month | Opmeer | Koggenland | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 2.6 mm | 1.8 mm | +0.8 |
| Apr | 3.3 mm | 3.4 mm | -0.1 |
| May | 40.9 mm | 40.9 mm | +0.0 |
| Jun | 107 mm | 107 mm | +0.0 |
| Jul | 15 mm | 15 mm | +0.0 |
| Aug |
| 69.4 mm |
| 69.4 mm |
| +0.0 |
| Sep | 64.5 mm | 63.7 mm | +0.8 |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |