Cascade River at Marblemount, Washington · River
The current water temperature at Cascade River at Marblemount is 14.0 °C (as of July 17, 2026, source: USGS).
Can you swim at Cascade River at Marblemount right now?
The current water temperature is 14.0 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Cascade River at Marblemount?
Currently 14.0 °C (updated continuously).
How warm is at Cascade River at Marblemount in July?
In July, the water temperature recently averaged 13.0 °C.