Au Sable River at Mio, Michigan water temperature

Au Sable River at Mio, Michigan · River

The current water temperature at Au Sable River at Mio is 17.9 °C (as of September 1, 2026, source: USGS).

A river can change temperature within hours — snowmelt, rain or power-plant operations show up immediately. That is why the measured value counts here, not an estimate.

17.9 °C

Measured: September 1, 2026 · continuously updated

💧 Water 17.9° · ☀️ Air 24.6° · high today 30.1°

Temperature trend of recent weeks

Measurement series & statistics

This measurement series includes 494 data points since July 3, 2026.

Lowest recorded value: 16.5 °C on August 25, 2026 · highest value: 24.4 °C on July 14, 2026.

Nearby waters

Au Sable River near Red Oak, Michigan · 12.9 km away16.2 °C Nb Au Sable River at Kelloggs Branch near Lovells, Michigan · 23.7 km away18.3 °C Au Sable River near Mc Kinley, Michigan · 23.8 km away18.6 °C South Branch Au Sable River near Luzerne, Michigan · 26.2 km away17.6 °C Au Sable River near Curtisville, Michigan · 28.2 km away18.2 °C

Frequently asked questions

Can you swim at Au Sable River at Mio right now?
The current water temperature is 17.9 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Au Sable River at Mio?
Currently 17.9 °C (updated continuously).

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