Gevoelstemperatuur — 2020
| Month | Schiedam | Midden-Delfland | Difference |
|---|---|---|---|
| Jan | 3.7 °C | 3.8 °C | -0.1 |
| Feb | 4.2 °C | 4 °C | +0.2 |
| Mar | 4.1 °C | 3.9 °C | +0.2 |
| Apr | 9.7 °C | 9.4 °C | +0.3 |
| May | 12.4 °C | 12.3 °C | +0.1 |
| Jun | 11.6 °C | 12.6 °C | -1.0 |
| Jul | 15 °C | 15.1 °C | -0.1 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |