Arkansas River at Portland, Colorado · River
The current water temperature at Arkansas River at Portland is 21.9 °C (as of July 18, 2026, source: USGS).
Can you swim at Arkansas River at Portland right now?
The current water temperature is 21.9 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Arkansas River at Portland?
Currently 21.9 °C (updated continuously).
How warm is at Arkansas River at Portland in July?
In July, the water temperature recently averaged 23.3 °C.