Temperatuur — 2026
| Month | La Roche-en-Ardenne | Tenneville | Difference |
|---|---|---|---|
| Jan | 2.7 °C | 1.1 °C | +1.6 |
| Feb | 6.4 °C | 4.8 °C | +1.6 |
| Mar | 7.1 °C | 6.1 °C | +1.0 |
| Apr | 7.4 °C | 6.2 °C | +1.2 |
| May | 13.8 °C | 13.6 °C | +0.2 |
| Jun | 18.6 °C | 18.5 °C | +0.1 |
| Jul | 19.5 °C | 19.7 °C | -0.2 |
| Aug |
| 19.3 °C |
| 19.3 °C |
| +0.0 |
| Sep | 16.2 °C | 15.8 °C | +0.4 |
| Oct | 10.9 °C | 10.2 °C | +0.7 |
| Nov | – | – | – |
| Dec | – | – | – |