Chart of year Pettstadt / Regnitz
| Date | Water temperature [°C] | Maximum [°C] | Minimum [°C] |
|---|---|---|---|
| 17.08.2026 | 21.5 | 21.8 | 21.3 |
| 16.08.2026 | 22.0 | 22.5 | 21.5 |
| 15.08.2026 | 21.7 | 22.4 | 20.9 |
| 14.08.2026 | 21.5 | 22.1 | 20.6 |
| 13.08.2026 | 21.4 | 22.0 | 20.6 |
| 12.08.2026 | 21.2 | 22.0 | 20.2 |
| 11.08.2026 | 21.7 | 22.2 | 21.0 |