Neerslag — 2020
| Mois | Zaanstad | Wormerland | Différence |
|---|---|---|---|
| Jan | 65 mm | 65 mm | +0.0 |
| Fév | 131.9 mm | 131.9 mm | +0.0 |
| Mar | 48.9 mm | 48.9 mm | +0.0 |
| Avr | 24.6 mm | 24.6 mm | +0.0 |
| Mai | 18.9 mm | 18.9 mm | +0.0 |
| Juin | 68.7 mm | 68.7 mm | +0.0 |
| Juil | 76.8 mm | 76.8 mm | +0.0 |
| Aoû |
| – |
| – |
| – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Déc | – | – | – |