Delaware River at Marcus Hook, PA

Water temperature for trout, salmon and steelhead

• Above the preferred range. Water 61.3°F now; the highest in the last 24 hours was 62.6°F. Warmer than the 50 to 60°F the Pennsylvania Fish and Boat Commission gives as preferred for trout, but not over the 70°F at which it asks anglers to take extra care landing them.

  PFBC position statement on closing coldwater tributary mouths to angling in summer (2006) (Pennsylvania Fish and Boat Commission)

Guidance from the readings above and the published thresholds named with each line; not a fishing forecast, a safety guarantee or a statement about access. Local rules and closures come first.

USGS gauge page

Checked Nov 5, 9:57 PM EST; readings refresh at most every 15 minutes and statistics daily. Provisional USGS data can be revised. Conditions change: re-check before you go. This is general guidance, not a fishing forecast, a safety guarantee or a statement about access.