Temperatuur — 2020
| Mois | Messancy | Arlon | Différence |
|---|---|---|---|
| Jan | 4 °C | 3.6 °C | +0.4 |
| Fév | 5.6 °C | 4.8 °C | +0.8 |
| Mar | 6.1 °C | 5.4 °C | +0.7 |
| Avr | 12 °C | 11.3 °C | +0.7 |
| Mai | 13.1 °C | 12.4 °C | +0.7 |
| Juin | 16.3 °C | 15.7 °C | +0.6 |
| Juil | 18.2 °C | 17.3 °C | +0.9 |
| Aoû |
| – |
| – |
| – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Déc | – | – | – |