Sultan River below Diversion Dam near Sultan, Washington · River
The current water temperature at Sultan River below Diversion Dam near Sultan is 11.9 °C (as of July 17, 2026, source: USGS).
Can you swim at Sultan River below Diversion Dam near Sultan right now?
The current water temperature is 11.9 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Sultan River below Diversion Dam near Sultan?
Currently 11.9 °C (updated continuously).
How warm is at Sultan River below Diversion Dam near Sultan in July?
In July, the water temperature recently averaged 12.9 °C.