Perkiomen Creek at Graterford, Pennsylvania · River
The current water temperature at Perkiomen Creek at Graterford is 25.8 °C (as of August 29, 2026, source: USGS).
A river can change temperature within hours — snowmelt, rain or power-plant operations show up immediately. That is why the measured value counts here, not an estimate.
Can you swim at Perkiomen Creek at Graterford right now?
The current water temperature is 25.8 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Perkiomen Creek at Graterford?
Currently 25.8 °C (updated continuously).