Delaware River at Marcus Hook, Pennsylvania water temperature
Delaware River at Marcus Hook, Pennsylvania · River
The current water temperature at Delaware River at Marcus Hook is 23.6 °C (as of August 28, 2026, source: USGS).
23.6 °C
Nearby waters
Frequently asked questions
Can you swim at Delaware River at Marcus Hook right now?
The current water temperature is 23.6 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Delaware River at Marcus Hook?
Currently 23.6 °C (updated continuously).
