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.

Mostly Cloudy

31°F

-1°C

Humidity 82%
Wind Speed N 10 mph
Barometer 30.11 in (1019.4 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 27 Dec 9:54 am EST
Extended Forecast for

Marcus Hook PA

  • Today

    Today: Mostly cloudy, with a high near 34. North wind 5 to 10 mph.

    High: 34 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of rain after 1pm. Mostly cloudy, with a high near 43. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 43 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: A chance of rain. Cloudy, with a low around 38. South wind 5 to 10 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Chance Rain

  • Monday

    Monday: Rain, mainly before 1pm. High near 59. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Rain

  • Monday Night

    Monday Night: Partly cloudy, with a low around 28. Breezy.

    Low: 28 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Tuesday

    Tuesday: Partly sunny, with a high near 34. Breezy.

    High: 34 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 34. North wind 5 to 10 mph.
Tonight
Mostly cloudy, with a low around 26. Calm wind.
Sunday
A slight chance of rain after 1pm. Mostly cloudy, with a high near 43. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.
Sunday Night
A chance of rain. Cloudy, with a low around 38. South wind 5 to 10 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain, mainly before 1pm. High near 59. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Partly cloudy, with a low around 28. Breezy.
Tuesday
Partly sunny, with a high near 34. Breezy.
Tuesday Night
Partly cloudy, with a low around 26.
Wednesday
Partly sunny, with a high near 38.
Wednesday Night
Mostly cloudy, with a low around 27.
New Year's Day
Mostly cloudy, with a high near 36.
Thursday Night
Mostly cloudy, with a low around 20.
Friday
Sunny, with a high near 30.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marcus Hook PA
 39.81°N 75.42°W (Elev. 0 ft)
Last Update:
4:11 am EST Dec 27, 2025
Forecast Valid:
10am EST Dec 27, 2025-6pm EST Jan 2, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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