Grand River near Sumner, Missouri water temperature

Grand River near Sumner, Missouri · River

The current water temperature at Grand River near Sumner is 27.5 °C (as of August 26, 2026, source: USGS).

27.5 °C

Measured: August 26, 2026 · continuously updated

Nearby waters

Missouri River at Napoleon, Missouri · 88.2 km away27.9 °C Little Blue River near Lake City, Missouri · 106.7 km away26.0 °C Missouri River at Randolph, Missouri · 118.1 km away27.7 °C Little Blue River at Lees Summit Rd in Independence · 118.2 km away26.2 °C Rock Creek at E Wilson Road in Independence, Missouri · 118.8 km away25.7 °C

Frequently asked questions

Can you swim at Grand River near Sumner right now?
The current water temperature is 27.5 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Grand River near Sumner?
Currently 27.5 °C (updated continuously).

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