Temperatuur — 2025
| Month | Dordrecht | Hendrik-Ido-Ambacht | Difference |
|---|---|---|---|
| Jan | 3.5 °C | – | – |
| Feb | 3.8 °C | – | – |
| Mar | 7.1 °C | – | – |
| Apr | 11.3 °C | – | – |
| May | 13.9 °C | – | – |
| Jun | 18.2 °C | – | – |
| Jul | 19 °C | – | – |
| Aug | 18.3 °C | – | – |
| Sep |
| 15.3 °C |
| – |
| – |
| Oct | 12.2 °C | – | – |
| Nov | 7.9 °C | – | – |
| Dec | 5.9 °C | – | – |