Jefferson River near Three Forks, Montana · River
The current water temperature at Jefferson River near Three Forks is 23.9 °C (as of July 17, 2026, source: USGS).
Can you swim at Jefferson River near Three Forks right now?
The current water temperature is 23.9 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Jefferson River near Three Forks?
Currently 23.9 °C (updated continuously).
How warm is at Jefferson River near Three Forks in July?
In July, the water temperature recently averaged 22.8 °C.