Dünnern, Olten, Hammermühle · River
The current water temperature at Dünnern is 24.1 °C (as of July 17, 2026, source: BAFU).
Can you swim at Dünnern right now?
The current water temperature is 24.1 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Dünnern?
Currently 24.1 °C (updated continuously).
How warm is at Dünnern in July?
In July, the water temperature recently averaged 23.4 °C.