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

56°F

13°C

Humidity 81%
Wind Speed E 10 mph
Barometer 29.59 in (1002.0 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 12 Nov 7:54 am EST
Extended Forecast for

Merion Station PA

  • Today

    Today: Showers, with thunderstorms also possible after noon. High near 62. East wind 5 to 10 mph becoming north in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Showers

  • Tonight

    Tonight: Showers likely, mainly after 3am. Cloudy, with a low around 40. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday

    Friday: Rain, mainly before 1pm. High near 46. Northwest wind 10 to 15 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 46 °F

    Rain

  • Friday Night

    Friday Night: A chance of rain, mainly after 1am. Mostly cloudy, with a low around 35. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance Rain

  • Saturday

    Saturday: Partly sunny, with a high near 47. Northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 47 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

Detailed Forecast

Today
Showers, with thunderstorms also possible after noon. High near 62. East wind 5 to 10 mph becoming north in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely, mainly after 3am. Cloudy, with a low around 40. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain, mainly before 1pm. High near 46. Northwest wind 10 to 15 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A chance of rain, mainly after 1am. Mostly cloudy, with a low around 35. Northwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Partly sunny, with a high near 47. Northwest wind around 10 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Sunny, with a high near 51.
Monday Night
Mostly clear, with a low around 32.
Tuesday
Sunny, with a high near 52.
Tuesday Night
Mostly clear, with a low around 32.
Wednesday
Sunny, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Merion Station PA
 39.99°N 75.24°W (Elev. 200 ft)
Last Update:
4:07 am EST Nov 12, 2026
Forecast Valid:
8am EST Nov 12, 2026-6pm EST Nov 18, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation