Trinity River A Hoopa, California water temperature
Trinity River A Hoopa, California · River
The current water temperature at Trinity River A Hoopa is 16.9 °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 172 data points since July 22, 2026.
Lowest recorded value: 14.9 °C on September 5, 2026 · highest value: 25.5 °C on August 7, 2026.
In September, temperatures have ranged between 14.9 °C and 20.0 °C.
The current value is 0.1 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Trinity River A Hoopa right now?
The current water temperature is 16.9 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Trinity River A Hoopa?
Currently 16.9 °C (updated continuously).
How warm is at Trinity River A Hoopa in September?
In September, the water temperature recently averaged 17.0 °C.
When is the water warmest at Trinity River A Hoopa?
Across the measurement record, July is on average the warmest month (23.3 °C).
