Temperatuur — 2026
| Monat | Zwolle | Heerde | Unterschied |
|---|---|---|---|
| Jan | 1.2 °C | – | – |
| Feb | 4.4 °C | – | – |
| Mär | 8.1 °C | 6.5 °C | +1.6 |
| Apr | 9.6 °C | 8.1 °C | +1.5 |
| Mai | 14 °C | 14 °C | +0.0 |
| Jun | 18.6 °C | 18.6 °C | +0.0 |
| Jul | 19.4 °C | 19 °C | +0.4 |
| Aug |
| 20.4 °C |
| 17.5 °C |
| +2.9 |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dez | – | – | – |