Ohio River water temperature
Ohio River, Olmsted, Illinois · River
The current water temperature at Ohio River is 19.1 °C (as of November 6, 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 538 data points since September 7, 2026.
Lowest recorded value: 19.1 °C on November 5, 2026 · highest value: 29.5 °C on September 7, 2026.
In November, temperatures have ranged between 19.1 °C and 20.1 °C.
The current value is 0.4 °C below the November average of this series.
Nearby waters
More measuring points: Ohio River
Frequently asked questions
Can you swim at Ohio River right now?
The current water temperature is 19.1 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Ohio River?
Currently 19.1 °C (updated continuously).
How warm is at Ohio River in November?
In November, the water temperature recently averaged 19.5 °C.
When is the water warmest at Ohio River?
Across the measurement record, September is on average the warmest month (27.8 °C).
