Alsea River water temperature
Alsea River, Tidewater, Oregon · River
The current water temperature at Alsea River is 10.2 °C (as of November 6, 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 531 data points since September 7, 2026.
Lowest recorded value: 9.0 °C on November 3, 2026 · highest value: 20.1 °C on September 10, 2026.
In November, temperatures have ranged between 9.0 °C and 10.7 °C.
The current value is 0.5 °C above the November average of this series.
Nearby waters
Frequently asked questions
Can you swim at Alsea River right now?
The current water temperature is 10.2 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Alsea River?
Currently 10.2 °C (updated continuously).
How warm is at Alsea River in November?
In November, the water temperature recently averaged 9.7 °C.
When is the water warmest at Alsea River?
Across the measurement record, September is on average the warmest month (17.1 °C).
