Temperatuur — 2026
| Monat | Rotterdam | Lansingerland | Unterschied |
|---|---|---|---|
| Jan | 3.2 °C | 3 °C | +0.2 |
| Feb | 6.1 °C | 6 °C | +0.1 |
| Mär | 9.1 °C | 8.2 °C | +0.9 |
| Apr | 10.4 °C | 9.6 °C | +0.8 |
| Mai | 14.5 °C | 14.5 °C | +0.0 |
| Jun | 18.8 °C | 18.8 °C | +0.0 |
| Jul | 20.3 °C | 20 °C | +0.3 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dez | – | – | – |