Große Aue, Fiestel · River
The current water temperature at Große Aue is 17.3 °C (as of August 31, 2026, source: LANUV NRW).
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 475 data points since July 3, 2026.
Lowest recorded value: 14.2 °C on August 25, 2026 · highest value: 26.0 °C on August 4, 2026.
Can you swim at Große Aue right now?
The current water temperature is 17.3 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Große Aue?
Currently 17.3 °C (updated continuously).