Temperatuur — 2023
| Month | Houffalize | Bertogne | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 6.6 °C | 5.7 °C | +0.9 |
| Apr | 7.2 °C | 6.4 °C | +0.8 |
| May | 12.7 °C | 11.8 °C | +0.9 |
| Jun | 19.1 °C | 18.2 °C | +0.9 |
| Jul | 17.5 °C | 16.5 °C | +1.0 |
| Aug |
| 16.9 °C |
| 16.1 °C |
| +0.8 |
| Sep | 17.1 °C | 16.3 °C | +0.8 |
| Oct | 12 °C | 11.3 °C | +0.7 |
| Nov | 6 °C | 5.2 °C | +0.8 |
| Dec | 4.6 °C | 3.8 °C | +0.8 |