Neerslag — 2020
| Mois | Zaanstad | Oostzaan | Différence |
|---|---|---|---|
| Jan | 65 mm | 57 mm | +8.0 |
| Fév | 131.9 mm | 128 mm | +3.9 |
| Mar | 48.9 mm | 46.8 mm | +2.1 |
| Avr | 24.6 mm | 23.6 mm | +1.0 |
| Mai | 18.9 mm | 17.9 mm | +1.0 |
| Juin | 68.7 mm | 62.2 mm | +6.5 |
| Juil | 76.8 mm | 73.9 mm | +2.9 |
| Aoû |
| – |
| – |
| – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Déc | – | – | – |