Flathead River at Perma, Montana · River
The current water temperature at Flathead River at Perma is 22.9 °C (as of July 18, 2026, source: USGS).
Can you swim at Flathead River at Perma right now?
The current water temperature is 22.9 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Flathead River at Perma?
Currently 22.9 °C (updated continuously).
How warm is at Flathead River at Perma in July?
In July, the water temperature recently averaged 21.4 °C.