Neerslag — 2026
| Maand | Nissewaard | Vlaardingen | Verschil |
|---|---|---|---|
| Jan | – | 96.9 mm | – |
| Feb | – | 63.3 mm | – |
| Mrt | 5 mm | 35.5 mm | -30.5 |
| Apr | 2 mm | 2.7 mm | -0.7 |
| Mei | 56.9 mm | 39.8 mm | +17.1 |
| Jun | 79.2 mm | 72.7 mm | +6.5 |
| Jul | 6.8 mm | 7.7 mm | -0.9 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |