Au Sable River near South Branch, Michigan water temperature

Au Sable River near South Branch, Michigan · River

The current water temperature at Au Sable River near South Branch is 19.4 °C (as of August 31, 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.

19.4 °C

Measured: August 31, 2026 · continuously updated

💧 Water 19.4° · ☀️ Air 23.1° · high today 29.8°

Temperature trend of recent weeks

Measurement series & statistics

This measurement series includes 247 data points since July 3, 2026.

Lowest recorded value: 19.4 °C on August 31, 2026 · highest value: 25.8 °C on July 14, 2026.

Nearby waters

Au Sable River near Glennie, Michigan · 3.9 km away19.9 °C Au Sable River near Sidtown, Michigan · 12.0 km away21.7 °C Au Sable River near Curtisville, Michigan · 12.6 km away18.2 °C Au Sable River near Mc Kinley, Michigan · 19.0 km away18.6 °C Au Sable River near Au Sable, Michigan · 23.0 km away22.4 °C

Frequently asked questions

Can you swim at Au Sable River near South Branch right now?
The current water temperature is 19.4 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Au Sable River near South Branch?
Currently 19.4 °C (updated continuously).

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