Neerslag — 2023
| Monat | Westland | Den Haag | Unterschied |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mär | 67.3 mm | 54.7 mm | +12.6 |
| Apr | 93.7 mm | 98.4 mm | -4.7 |
| Mai | 67.6 mm | 59.9 mm | +7.7 |
| Jun | 13.3 mm | 15.1 mm | -1.8 |
| Jul | 134.8 mm | 135.9 mm | -1.1 |
| Aug |
| 121 mm |
| 114.7 mm |
| +6.3 |
| Sep | 81.1 mm | 83.3 mm | -2.2 |
| Okt | 150.8 mm | 139.6 mm | +11.2 |
| Nov | 163.3 mm | 170.5 mm | -7.2 |
| Dez | 122 mm | 119 mm | +3.0 |