Mälaren, Gäddeholm · Lake
The current water temperature at Mälaren is 20.1 °C (as of July 7, 2026, source: official monitoring networks).
Can you swim at Mälaren right now?
The current water temperature is 20.1 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Mälaren?
Currently 20.1 °C (updated continuously).