Sf American River water temperature
Sf American River, Pilot Hill, California · River
The current water temperature at Sf American River is 14.2 °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.
Measurement series & statistics
This measurement series includes 117 data points since July 26, 2026.
Lowest recorded value: 12.6 °C on September 9, 2026 · highest value: 20.3 °C on August 13, 2026.
In September, temperatures have ranged between 12.6 °C and 17.6 °C.
The current value is 0.8 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Sf American River right now?
The current water temperature is 14.2 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Sf American River?
Currently 14.2 °C (updated continuously).
How warm is at Sf American River in September?
In September, the water temperature recently averaged 15.0 °C.
When is the water warmest at Sf American River?
Across the measurement record, July is on average the warmest month (19.7 °C).
