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

58°F

14°C

Humidity 56%
Wind Speed NW 18 G 29 mph
Barometer 29.84 in (1010.5 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 17 Mar 2:54 pm EDT
Extended Forecast for

Swarthmore PA

  • Tonight

    Tonight: Mostly clear, with a low around 34. North wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 34 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64. Northwest wind 5 to 10 mph.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 67. Calm wind becoming south around 5 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 67 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 45. Southeast wind around 5 mph.

    Low: 45 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.

    High: 66 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.

    Low: 36 °F

    Showers
    Likely

  • Friday

    Friday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 34. North wind 10 to 15 mph, with gusts as high as 30 mph.
Tuesday
Sunny, with a high near 64. Northwest wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 41. Calm wind.
Wednesday
Partly sunny, with a high near 67. Calm wind becoming south around 5 mph in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 45. Southeast wind around 5 mph.
Thursday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.
Thursday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.
Friday
Mostly sunny, with a high near 52.
Friday Night
Partly cloudy, with a low around 36.
Saturday
Mostly cloudy, with a high near 60.
Saturday Night
Mostly cloudy, with a low around 42.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
Partly cloudy, with a low around 38.
Monday
A chance of showers. Mostly cloudy, with a high near 57. Chance of precipitation is 40%.
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Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Swarthmore PA
 39.91°N 75.34°W (Elev. 197 ft)
Last Update:
1:11 pm EDT Mar 17, 2025
Forecast Valid:
3pm EDT Mar 17, 2025-6pm EDT Mar 24, 2025
 
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