Neerslag — 2025
| Maand | Voorschoten | Leidschendam-Voorburg | Verschil |
|---|---|---|---|
| Jan | – | 99.3 mm | – |
| Feb | – | 40.4 mm | – |
| Mrt | – | 7.2 mm | – |
| Apr | – | 39.4 mm | – |
| Mei | – | 46.6 mm | – |
| Jun | – | 63.1 mm | – |
| Jul | – | 103.9 mm | – |
| Aug | – | 58.1 mm | – |
| Sep |
| – |
| 54.3 mm |
| – |
| Okt | – | 147.6 mm | – |
| Nov | – | 81.6 mm | – |
| Dec | – | 26.5 mm | – |