Temperatuur — 2026
| Month | Stoumont | Spa | Difference |
|---|---|---|---|
| Jan | 1.9 °C | 1.7 °C | +0.2 |
| Feb | 5.7 °C | 5.3 °C | +0.4 |
| Mar | 6.9 °C | 7.3 °C | -0.4 |
| Apr | 9.6 °C | 10.5 °C | -0.9 |
| May | 14 °C | 14 °C | +0.0 |
| Jun | 18.7 °C | 18.7 °C | +0.0 |
| Jul | 19.6 °C | 19.6 °C | +0.0 |
| Aug |
| 19.5 °C |
| 19.5 °C |
| +0.0 |
| Sep | 16.2 °C | 16.8 °C | -0.6 |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |