Ohio River at Montgomery Lock & Dam, Lower Pool water temperature
Ohio River at Montgomery Lock & Dam, Lower Pool · River
The current water temperature at Ohio River at Montgomery Lock & Dam is 22.8 °C (as of September 20, 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 149 data points since July 22, 2026.
Lowest recorded value: 22.8 °C on September 20, 2026 · highest value: 26.3 °C on July 22, 2026.
In September, temperatures have ranged between 22.8 °C and 24.9 °C.
The current value is 1.2 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Ohio River at Montgomery Lock & Dam right now?
The current water temperature is 22.8 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Ohio River at Montgomery Lock & Dam?
Currently 22.8 °C (updated continuously).
How warm is at Ohio River at Montgomery Lock & Dam in September?
In September, the water temperature recently averaged 24.0 °C.
When is the water warmest at Ohio River at Montgomery Lock & Dam?
Across the measurement record, July is on average the warmest month (25.1 °C).
