Mälaren water temperature

Mälaren, Mälaren, Kallhällsbadet · Lake

The current water temperature at Mälaren is 18.0 °C (as of July 19, 2026, source: official monitoring networks).

18.0 °C

Measured: July 19, 2026 · continuously updated

Temperature trend of recent weeks

Water quality

EU classification: excellent

Frequently asked questions

Can you swim at Mälaren right now?
The current water temperature is 18.0 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Mälaren?
Currently 18.0 °C (updated continuously).

Open in the BrrChecker app