| NWS Forecast for: Delaware County Issued by: National Weather Service Philadelphia, PA Last Update: 400 PM EDT Fri Sep 11 2026 | |
| Tonight: Mostly clear this evening, then becoming partly cloudy. Lows in the lower 60s. North winds around 5 mph, becoming northeast after midnight. Saturday: Partly sunny. Highs in the lower 80s. East winds around 5 mph, becoming southeast 10 to 15 mph in the afternoon. Saturday Night: Mostly cloudy. Showers with a chance of thunderstorms after midnight. Humid with lows in the upper 60s. Southeast winds 5 to 10 mph. Chance of rain 90 percent. Sunday: Showers with highs in the lower 80s. West winds around 5 mph. Chance of rain 90 percent. Sunday Night: Mostly clear in the evening, then becoming partly cloudy. Humid with lows in the upper 60s. West winds around 5 mph. Monday: Sunny. Highs in the upper 70s. Monday Night: Mostly clear. Cooler with lows in the mid 50s. Tuesday: Sunny. Highs in the mid 70s. Tuesday Night: Mostly clear. Lows around 60. Wednesday: Sunny. Highs in the lower 80s. Wednesday Night: Mostly clear. Lows in the lower 60s. Thursday: Mostly sunny. Highs in the lower 80s. Thursday Night: Partly cloudy with a 30 percent chance of showers. Lows in the mid 60s. Friday: Mostly sunny. Highs in the upper 70s. | |
| Zone Forecast: Delaware County | |
Visit your local NWS office at: https://www.weather.gov/phi/ |