Neerslag — 2026
| Month | Beverwijk | Velsen | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 1 mm | 0.7 mm | +0.3 |
| Apr | 3.2 mm | 3.2 mm | +0.0 |
| May | 49.5 mm | 41.4 mm | +8.1 |
| Jun | 101.1 mm | 77 mm | +24.1 |
| Jul | 14.4 mm | 17.7 mm | -3.3 |
| Aug |
| 93.8 mm |
| 110 mm |
| -16.2 |
| Sep | 90.4 mm | 113.4 mm | -23.0 |
| Oct | 125 mm | 162.3 mm | -37.3 |
| Nov | – | – | – |
| Dec | – | – | – |