Heder, Upsprunge · River
The current water temperature at Heder is 13.3 °C (as of July 17, 2026, source: LANUV NRW).
Can you swim at Heder right now?
The current water temperature is 13.3 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Heder?
Currently 13.3 °C (updated continuously).
How warm is at Heder in July?
In July, the water temperature recently averaged 13.3 °C.