Lake Erie, Mentor Harbor Buoy · Lake
The current water temperature at Lake Erie is 23.8 °C (as of August 31, 2026, source: NOAA NDBC).
Lakes stratify in summer: bathing-warm on top, markedly colder a few metres down. Measurements are taken at the surface — right where you swim.
This measurement series includes 1408 data points since July 3, 2026.
Lowest recorded value: 18.2 °C on July 13, 2026 · highest value: 27.5 °C on July 4, 2026.
Can you swim at Lake Erie right now?
The current water temperature is 23.8 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Lake Erie?
Currently 23.8 °C (updated continuously).