Similkameen River water temperature
Similkameen River, Nighthawk, Washington · River
The current water temperature at Similkameen River is 6.5 °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 517 data points since September 7, 2026.
Lowest recorded value: 5.5 °C on November 4, 2026 · highest value: 19.0 °C on September 10, 2026.
In November, temperatures have ranged between 5.5 °C and 7.6 °C.
The current value is 0.1 °C above the November average of this series.
Nearby waters
More measuring points: Similkameen River
Frequently asked questions
Can you swim at Similkameen River right now?
The current water temperature is 6.5 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Similkameen River?
Currently 6.5 °C (updated continuously).
How warm is at Similkameen River in November?
In November, the water temperature recently averaged 6.4 °C.
When is the water warmest at Similkameen River?
Across the measurement record, September is on average the warmest month (16.2 °C).
