Temperatuur — 2020
| Month | Manhay | Ferrières | Difference |
|---|---|---|---|
| Jan | 3.6 °C | 4.3 °C | -0.7 |
| Feb | 4.5 °C | 5.3 °C | -0.8 |
| Mar | 5.1 °C | 5.6 °C | -0.5 |
| Apr | 11 °C | 11.5 °C | -0.5 |
| May | 11.9 °C | 12.5 °C | -0.6 |
| Jun | 15.4 °C | 16.1 °C | -0.7 |
| Jul | 16.2 °C | 16.7 °C | -0.5 |
| Aug |
| – |
| 20.3 °C |
| – |
| Sep | – | 16 °C | – |
| Oct | – | 10.2 °C | – |
| Nov | – | 8 °C | – |
| Dec | – | 4.4 °C | – |