Näsijärvi, Kyrönlahti · Lake
The current water temperature at Näsijärvi is 21.9 °C (as of July 17, 2026, source: official monitoring networks).
Can you swim at Näsijärvi right now?
The current water temperature is 21.9 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Näsijärvi?
Currently 21.9 °C (updated continuously).