Dungeness River near Sequim, Washington water temperature
Dungeness River near Sequim, Washington · River
The current water temperature at Dungeness River near Sequim 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 255 data points since July 22, 2026.
Lowest recorded value: 9.7 °C on September 18, 2026 · highest value: 15.8 °C on July 23, 2026.
In September, temperatures have ranged between 9.7 °C and 13.6 °C.
The current value is 0.8 °C below the September average of this series.
Nearby waters
Frequently asked questions
Can you swim at Dungeness River near Sequim 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 Dungeness River near Sequim?
Currently 10.6 °C (updated continuously).
How warm is at Dungeness River near Sequim in September?
In September, the water temperature recently averaged 11.4 °C.
When is the water warmest at Dungeness River near Sequim?
Across the measurement record, August is on average the warmest month (13.5 °C).
