Temperatuur — 2026
| Monat | Simpelveld | Vaals | Unterschied |
|---|---|---|---|
| Jan | – | 2.8 °C | – |
| Feb | – | 6.5 °C | – |
| Mär | 5.3 °C | 7.7 °C | -2.4 |
| Apr | 8.2 °C | 7.9 °C | +0.3 |
| Mai | 14.4 °C | 14.4 °C | +0.0 |
| Jun | 19.4 °C | 19.4 °C | +0.0 |
| Jul | 20.3 °C | 20.3 °C | +0.0 |
| Aug |
| 19.9 °C |
| 19.9 °C |
| +0.0 |
| Sep | 16.9 °C | 16.9 °C | +0.0 |
| Okt | 11.6 °C | 11.5 °C | +0.1 |
| Nov | – | – | – |
| Dez | – | – | – |