Muddy Creek at Castle Fin, Pennsylvania · River
The current water temperature at Muddy Creek at Castle Fin is 20.8 °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 Muddy Creek at Castle Fin right now?
The current water temperature is 20.8 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Muddy Creek at Castle Fin?
Currently 20.8 °C (updated continuously).