Neerslag — 2026
| Mois | Zoetermeer | Leidschendam-Voorburg | Différence |
|---|---|---|---|
| Jan | 103.7 mm | 103.7 mm | +0.0 |
| Fév | 54.8 mm | 54.7 mm | +0.1 |
| Mar | 38 mm | 67.3 mm | -29.3 |
| Avr | 3 mm | 3.4 mm | -0.4 |
| Mai | 51.3 mm | 51.3 mm | +0.0 |
| Juin | 74.9 mm | 75 mm | -0.1 |
| Juil | 11.2 mm | 11.2 mm | +0.0 |
| Aoû | 0 mm | 0 mm | +0.0 |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Déc | – | – | – |