Trinity River water temperature
Trinity River, Dallas, Texas · River
The current water temperature at Trinity River is 30.1 °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 259 data points since July 23, 2026.
Lowest recorded value: 30.0 °C on August 2, 2026 · highest value: 32.2 °C on July 29, 2026.
In September, temperatures have ranged between 30.0 °C and 32.2 °C.
The current value is 1.1 °C below the September average of this series.
Nearby waters
More measuring points: Trinity River
Frequently asked questions
Can you swim at Trinity River right now?
The current water temperature is 30.1 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Trinity River?
Currently 30.1 °C (updated continuously).
How warm is at Trinity River in September?
In September, the water temperature recently averaged 31.2 °C.
When is the water warmest at Trinity River?
Across the measurement record, July is on average the warmest month (31.3 °C).
