Lake Michigan water temperature
Lake Michigan, Port Inland · Lake
The current water temperature at Lake Michigan is 20.4 °C (as of August 7, 2026, source: NOAA CO-OPS).
20.4 °C
Frequently asked questions
Can you swim at Lake Michigan right now?
The current water temperature is 20.4 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Lake Michigan?
Currently 20.4 °C (updated continuously).
How warm is at Lake Michigan in August?
In August, the water temperature recently averaged 19.4 °C.
