Dry C water temperature
Dry C, Lambert Branch near Geyserville, California · River
The current water temperature at Dry C is 13.4 °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 138 data points since July 23, 2026.
Lowest recorded value: 12.5 °C on September 6, 2026 · highest value: 15.0 °C on September 9, 2026.
In September, temperatures have ranged between 12.5 °C and 15.0 °C.
The current value is 0.4 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Dry C right now?
The current water temperature is 13.4 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Dry C?
Currently 13.4 °C (updated continuously).
How warm is at Dry C in September?
In September, the water temperature recently averaged 13.8 °C.
When is the water warmest at Dry C?
Across the measurement record, July is on average the warmest month (14.1 °C).
