Willamette River water temperature
Willamette River, Corvallis, Oregon · River
The current water temperature at Willamette River is 11.7 °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.
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Measurement series & statistics
This measurement series includes 532 data points since September 7, 2026.
Lowest recorded value: 10.6 °C on November 2, 2026 · highest value: 19.7 °C on September 11, 2026.
In November, temperatures have ranged between 10.6 °C and 11.8 °C.
The current value is 0.7 °C above the November average of this series.
Nearby waters
More measuring points: Willamette River
Frequently asked questions
Can you swim at Willamette River right now?
The current water temperature is 11.7 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Willamette River?
Currently 11.7 °C (updated continuously).
How warm is at Willamette River in November?
In November, the water temperature recently averaged 11.0 °C.
When is the water warmest at Willamette River?
Across the measurement record, September is on average the warmest month (17.4 °C).
