Regen, Marienthal · River
The current water temperature at Regen is 21.2 °C (as of September 1, 2026, source: GKD Bayern).
A river can change temperature within hours — snowmelt, rain or power-plant operations show up immediately. That is why the measured value counts here, not an estimate.
This measurement series includes 892 data points since July 3, 2026.
Lowest recorded value: 18.4 °C on July 24, 2026 · highest value: 29.9 °C on August 4, 2026.
Can you swim at Regen right now?
The current water temperature is 21.2 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Regen?
Currently 21.2 °C (updated continuously).