Big Walnut Creek at Sunbury, Ohio water temperature

Big Walnut Creek at Sunbury, Ohio · River

The current water temperature at Big Walnut Creek at Sunbury is 23.3 °C (as of August 29, 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.

23.3 °C

Measured: August 29, 2026 · continuously updated

💧 Water 23.3° · ☀️ Air 26.5°

Temperature trend of recent weeks

Nearby waters

Alum Creek at Africa, Ohio · 11.1 km away26.2 °C Hoover Reservoir at Central College, Ohio · 14.5 km away25.3 °C Raccoon Creek near Granville, Ohio · 31.5 km away22.5 °C Griggs Reservoir at Columbus, Ohio · 32.1 km away23.4 °C Scioto River near Prospect, Ohio · 35.7 km away23.9 °C

Frequently asked questions

Can you swim at Big Walnut Creek at Sunbury right now?
The current water temperature is 23.3 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Big Walnut Creek at Sunbury?
Currently 23.3 °C (updated continuously).

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