National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Philadelphia, Philadelphia International Airport (KPHL)

Lat: 39.87°NLon: 75.23°WElev: 7ft.

A Few Clouds

72°F

22°C

Humidity 25%
Wind Speed SW 17 mph
Barometer 29.89 in (1012.1 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 4 May 1:54 pm EDT
Extended Forecast for

Marcus Hook PA

  • This Afternoon

    This Afternoon: Sunny, with a high near 74. Southwest wind around 15 mph.

    High: 74 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. South wind around 10 mph.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 62. South wind 10 to 15 mph. Chance of precipitation is 20%.

    Low: 62 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: Rain. High near 73. South wind 10 to 15 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 73 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 2am. Mostly cloudy, with a low around 52. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 52 °F

    Rain Likely

  • Thursday

    Thursday: Showers likely. Mostly cloudy, with a high near 62. Chance of precipitation is 70%.

    High: 62 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers before 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.

    Low: 45 °F

    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 74. Southwest wind around 15 mph.
Tonight
Mostly clear, with a low around 58. South wind around 10 mph.
Tuesday
Sunny, with a high near 83. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 62. South wind 10 to 15 mph. Chance of precipitation is 20%.
Wednesday
Rain. High near 73. South wind 10 to 15 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain likely, mainly before 2am. Mostly cloudy, with a low around 52. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Showers likely. Mostly cloudy, with a high near 62. Chance of precipitation is 70%.
Thursday Night
A chance of showers before 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 64.
Friday Night
Partly cloudy, with a low around 48.
Saturday
A chance of showers. Mostly sunny, with a high near 69. Chance of precipitation is 30%.
Saturday Night
A chance of showers. Partly cloudy, with a low around 48. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marcus Hook PA
 39.83°N 75.41°W (Elev. 46 ft)
Last Update:
4:08 am EDT May 4, 2026
Forecast Valid:
2pm EDT May 4, 2026-6pm EDT May 10, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation