Williamson River below Sprague River near Chiloquin, Oregon water temperature
Williamson River below Sprague River near Chiloquin, Oregon · River
The current water temperature at Williamson River below Sprague River near Chiloquin is 10.6 °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 147 data points since July 23, 2026.
Lowest recorded value: 8.8 °C on September 4, 2026 · highest value: 17.2 °C on July 23, 2026.
In September, temperatures have ranged between 8.8 °C and 14.8 °C.
The current value is 1.2 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Williamson River below Sprague River near Chiloquin right now?
The current water temperature is 10.6 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Williamson River below Sprague River near Chiloquin?
Currently 10.6 °C (updated continuously).
How warm is at Williamson River below Sprague River near Chiloquin in September?
In September, the water temperature recently averaged 11.8 °C.
When is the water warmest at Williamson River below Sprague River near Chiloquin?
Across the measurement record, July is on average the warmest month (16.5 °C).
