Colorado River water temperature
Colorado River, Imperial Dam, Az-ca · River
The current water temperature at Colorado River is 27.7 °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.
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Measurement series & statistics
This measurement series includes 204 data points since July 23, 2026.
Lowest recorded value: 27.0 °C on September 7, 2026 · highest value: 32.7 °C on July 24, 2026.
In September, temperatures have ranged between 27.0 °C and 31.6 °C.
The current value is 1.1 °C below the September average of this series.
Nearby waters
More measuring points: Colorado River
Frequently asked questions
Can you swim at Colorado River right now?
The current water temperature is 27.7 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Colorado River?
Currently 27.7 °C (updated continuously).
How warm is at Colorado River in September?
In September, the water temperature recently averaged 28.8 °C.
When is the water warmest at Colorado River?
Across the measurement record, July is on average the warmest month (31.4 °C).
