Hornasjön · Lake
The current water temperature at Hornasjön is 21.0 °C (as of June 21, 2026, source: official monitoring networks).
Can you swim at Hornasjön right now?
The current water temperature is 21.0 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Hornasjön?
Currently 21.0 °C (updated continuously).