Temperatuur — 2026
| Monat | Zoeterwoude | Leiderdorp | Unterschied |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mär | 7.3 °C | 7.7 °C | -0.4 |
| Apr | 8.9 °C | 9.2 °C | -0.3 |
| Mai | 14.5 °C | 13.8 °C | +0.7 |
| Jun | 18.8 °C | 18 °C | +0.8 |
| Jul | 19.8 °C | 19.3 °C | +0.5 |
| Aug |
| 19.3 °C |
| 19.3 °C |
| +0.0 |
| Sep | 17 °C | 17.3 °C | -0.3 |
| Okt | 12.7 °C | 13.3 °C | -0.6 |
| Nov | – | – | – |
| Dez | – | – | – |