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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 40.06°N 75.46°W (Text-Only)
NWS Forecast for: Chesterbrook PA
Issued by: National Weather Service Philadelphia, PA
Last Update: 4:08 pm EDT Jun 29, 2026		Print

  • Overnight

    Overnight: Mostly clear, with a low around 67. South wind around 5 mph.

    Low: 67 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89. Southwest wind 5 to 15 mph.

    High: 89 °F

    Sunny

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 71. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 71 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 95. Heat index values as high as 106. West wind 10 to 15 mph.

    High: 95 °F

    Sunny

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 76. Southwest wind 5 to 10 mph.

    Low: 76 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Thursday
    Night

    Thursday Night: Clear, with a low around 78.

    Low: 78 °F

    Clear

  • Friday

    Friday: Sunny and hot, with a high near 100.

    High: 100 °F

    Hot

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 77.

    Low: 77 °F

    Partly Cloudy



    • Overnight: Mostly clear, with a low around 67. South wind around 5 mph.

    Tuesday: Sunny, with a high near 89. Southwest wind 5 to 15 mph.

    Tuesday Night: Mostly clear, with a low around 71. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Wednesday: Sunny, with a high near 95. Heat index values as high as 106. West wind 10 to 15 mph.

    Wednesday Night: Mostly clear, with a low around 76. Southwest wind 5 to 10 mph.

    Thursday: Sunny and hot, with a high near 99.

    Thursday Night: Clear, with a low around 78.

    Friday: Sunny and hot, with a high near 100.

    Friday Night: Partly cloudy, with a low around 77.

    Independence Day: A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 98. Chance of precipitation is 50%.

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Chance of precipitation is 40%.

    Sunday: A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 30%.

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 30%.

    Monday: A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 40%.


    Chesterbrook PA
     40.06°N 75.46°W (Elev. 443 ft)

    Visit your local NWS office at: https://www.weather.gov/phi/