Siletz River near Siletz, Oregon water temperature
Siletz River near Siletz, Oregon · River
The current water temperature at Siletz River near Siletz is 17.4 °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 153 data points since July 22, 2026.
Lowest recorded value: 15.5 °C on September 6, 2026 · highest value: 23.0 °C on August 8, 2026.
In September, temperatures have ranged between 15.5 °C and 21.5 °C.
The current value is 0.3 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Siletz River near Siletz right now?
The current water temperature is 17.4 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Siletz River near Siletz?
Currently 17.4 °C (updated continuously).
How warm is at Siletz River near Siletz in September?
In September, the water temperature recently averaged 17.7 °C.
When is the water warmest at Siletz River near Siletz?
Across the measurement record, July is on average the warmest month (21.7 °C).
