Temperatuur — 2023
| Month | Plombières | Kelmis | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 7.4 °C | 7.4 °C | +0.0 |
| Apr | 7.8 °C | 7.5 °C | +0.3 |
| May | 12.7 °C | 12.4 °C | +0.3 |
| Jun | 19.3 °C | 18.9 °C | +0.4 |
| Jul | 18.3 °C | 18 °C | +0.3 |
| Aug |
| 17.5 °C |
| 17.2 °C |
| +0.3 |
| Sep | 18.2 °C | 18.2 °C | +0.0 |
| Oct | 13.2 °C | 13 °C | +0.2 |
| Nov | 6.7 °C | 6.3 °C | +0.4 |
| Dec | 5.7 °C | 5.3 °C | +0.4 |