Yellow River water temperature
Yellow River, Knox, Indiana · River
The current water temperature at Yellow River is 18.7 °C (as of September 21, 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.
Measurement series & statistics
This measurement series includes 146 data points since July 23, 2026.
Lowest recorded value: 18.7 °C on September 14, 2026 · highest value: 25.9 °C on September 3, 2026.
In September, temperatures have ranged between 18.7 °C and 25.9 °C.
The current value is 3.7 °C below the September average of this series.
Nearby waters
More measuring points: Yellow River
Frequently asked questions
Can you swim at Yellow River right now?
The current water temperature is 18.7 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Yellow River?
Currently 18.7 °C (updated continuously).
How warm is at Yellow River in September?
In September, the water temperature recently averaged 22.4 °C.
When is the water warmest at Yellow River?
Across the measurement record, September is on average the warmest month (22.4 °C).
