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.

Fair

53°F

12°C

Humidity 41%
Wind Speed NE 7 mph
Barometer 30.38 in (1028.8 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 11 Apr 11:54 pm EDT
Extended Forecast for

Marcus Hook PA

  • Overnight

    Overnight: Clear, with a low around 40. North wind around 5 mph.

    Low: 40 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 63. Northeast wind 5 to 10 mph becoming south in the afternoon.

    High: 63 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 51. South wind 5 to 10 mph.

    Low: 51 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 81. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 81 °F

    Partly Sunny

  • Monday Night

    Monday Night: A slight chance of showers before 2am. Partly cloudy, with a low around 60. West wind 5 to 10 mph. Chance of precipitation is 20%.

    Low: 60 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 67.

    Low: 67 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 40. North wind around 5 mph.
Sunday
Sunny, with a high near 63. Northeast wind 5 to 10 mph becoming south in the afternoon.
Sunday Night
Partly cloudy, with a low around 51. South wind 5 to 10 mph.
Monday
Partly sunny, with a high near 81. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
A slight chance of showers before 2am. Partly cloudy, with a low around 60. West wind 5 to 10 mph. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
Partly cloudy, with a low around 63.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
Mostly cloudy, with a low around 67.
Thursday
Partly sunny, with a high near 88.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Partly sunny, with a high near 80.
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:
4:31 pm EDT Apr 11, 2026
Forecast Valid:
12am EDT Apr 12, 2026-6pm EDT Apr 18, 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