Hot C A Flume water temperature
Hot C A Flume, Mammoth Lakes, California · River
The current water temperature at Hot C A Flume is 32.9 °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 158 data points since July 23, 2026.
Lowest recorded value: 31.3 °C on July 30, 2026 · highest value: 39.2 °C on August 8, 2026.
In September, temperatures have ranged between 31.3 °C and 37.8 °C.
The current value is 1.4 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Hot C A Flume right now?
The current water temperature is 32.9 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Hot C A Flume?
Currently 32.9 °C (updated continuously).
How warm is at Hot C A Flume in September?
In September, the water temperature recently averaged 34.3 °C.
When is the water warmest at Hot C A Flume?
Across the measurement record, August is on average the warmest month (35.2 °C).
