Over the next 10 days Collingdale tops out around 89° (Thursday) and dips to 62° on the coolest night (Monday). Roughly 1.3 in of rain falls over the period, with Wednesday the most likely wet day (82%). No watches or warnings are active for the area right now. Right now Collingdale is about 4° cooler than nearby New York. Longer view: classic Northeast mix — nor'easters, humid spells and a glorious fall.
Collingdale, PA · Elev 98 ft · 39.91°N, 75.28°W · Pennsylvania · Forecast computed for these exact coordinates