Heder water temperature
Heder, Upsprunge · River
The current water temperature at Heder is 13.1 °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.
13.1 °C
Measurement series & statistics
This measurement series includes 475 data points since July 3, 2026.
Lowest recorded value: 12.7 °C on July 25, 2026 · highest value: 14.2 °C on July 5, 2026.
Nearby waters
Frequently asked questions
Can you swim at Heder right now?
The current water temperature is 13.1 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Heder?
Currently 13.1 °C (updated continuously).
