Chart of year Gräfendorf / Schondra
| Date | Water temperature [°C] | Maximum [°C] | Minimum [°C] |
|---|---|---|---|
| 24.07.2026 | 13.8 | 14.5 | 13.2 |
| 23.07.2026 | 14.8 | 15.4 | 14.1 |
| 22.07.2026 | 15.0 | 16.0 | 13.7 |
| 21.07.2026 | 15.6 | 16.5 | 14.6 |
| 20.07.2026 | 15.7 | 16.7 | 14.5 |
| 19.07.2026 | 17.8 | 18.6 | 16.8 |
| 18.07.2026 | 18.5 | 19.6 | 17.6 |