Marias River at Highway 223 bridge near Chester, Montana · River
The current water temperature at Marias River at Highway 223 bridge near Chester is 20.9 °C (as of July 17, 2026, source: USGS).
Can you swim at Marias River at Highway 223 bridge near Chester right now?
The current water temperature is 20.9 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Marias River at Highway 223 bridge near Chester?
Currently 20.9 °C (updated continuously).
How warm is at Marias River at Highway 223 bridge near Chester in July?
In July, the water temperature recently averaged 19.0 °C.