Temperatuur — 2026
| Monat | Nieuwkoop | Aalsmeer | Unterschied |
|---|---|---|---|
| Jan | 2.6 °C | – | – |
| Feb | 5.6 °C | – | – |
| Mär | 7.9 °C | 8.2 °C | -0.3 |
| Apr | 8.7 °C | 9.7 °C | -1.0 |
| Mai | 14 °C | 14 °C | +0.0 |
| Jun | 18.3 °C | 18.3 °C | +0.0 |
| Jul | 19.3 °C | 19.3 °C | +0.0 |
| Aug |
| 19.2 °C |
| 19.2 °C |
| +0.0 |
| Sep | 16.7 °C | 17.5 °C | -0.8 |
| Okt | – | – | – |
| Nov | – | – | – |
| Dez | – | – | – |