Neerslag — 2020
| Maand | Hollands Kroon | Opmeer | Verschil |
|---|---|---|---|
| Jan | 77.7 mm | 64.8 mm | +12.9 |
| Feb | 145.5 mm | 139.7 mm | +5.8 |
| Mrt | 31.8 mm | 34.4 mm | -2.6 |
| Apr | 20.7 mm | 20.3 mm | +0.4 |
| Mei | 20.6 mm | 16.2 mm | +4.4 |
| Jun | 72.6 mm | 59.2 mm | +13.4 |
| Jul | 96.9 mm | 86.8 mm | +10.1 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |