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

Pottstown, Pottstown Limerick Airport (KPTW)

Lat: 40.24°NLon: 75.55°WElev: 288ft.

Fair

71°F

22°C

Humidity 35%
Wind Speed E 5 mph
Barometer 30.42 in (1029.7 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 10 Oct 2:54 pm EDT
Extended Forecast for

King of Prussia PA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 71. East wind around 5 mph.

    High: 71 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 56. East wind around 5 mph.

    Low: 56 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain, with thunderstorms also possible after 5pm. High near 64. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 64 °F

    Rain Likely
    then Rain

  • Sunday Night

    Sunday Night: Rain and possibly a thunderstorm before 2am, then rain likely. Low around 61. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Rain

  • Columbus Day

    Columbus Day: Rain likely before 8am. Partly sunny, with a high near 72. North wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 72 °F

    Rain Likely
    then Partly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 71. East wind around 5 mph.
Tonight
Mostly cloudy, with a low around 56. East wind around 5 mph.
Sunday
Rain, with thunderstorms also possible after 5pm. High near 64. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Sunday Night
Rain and possibly a thunderstorm before 2am, then rain likely. Low around 61. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Columbus Day
Rain likely before 8am. Partly sunny, with a high near 72. North wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 68.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Mostly sunny, with a high near 64.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.
Friday
A chance of showers. Mostly cloudy, with a high near 65. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
King of Prussia PA
 40.09°N 75.39°W (Elev. 197 ft)
Last Update:
4:09 am EDT Oct 10, 2026
Forecast Valid:
2pm EDT Oct 10, 2026-6pm EDT Oct 16, 2026
 
Forecast Discussion
 
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Additional Resources

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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