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

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

Overcast

70°F

21°C

Humidity 68%
Wind Speed N 9 mph
Barometer 30.09 in (1018.8 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 2 Oct 10:56 pm EDT
Extended Forecast for

Summerdale PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 54. North wind 6 to 9 mph.

    Low: 54 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 70. North wind 5 to 7 mph.

    High: 70 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 54. Calm wind.

    Low: 54 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of showers. Mostly cloudy, with a high near 64. Southeast wind around 6 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 64 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Patchy fog between 4am and 5am. Otherwise, mostly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Patchy Fog

  • Monday

    Monday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 42.

    Low: 42 °F

    Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 54. North wind 6 to 9 mph.
Saturday
Mostly sunny, with a high near 70. North wind 5 to 7 mph.
Saturday Night
Increasing clouds, with a low around 54. Calm wind.
Sunday
A chance of showers. Mostly cloudy, with a high near 64. Southeast wind around 6 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Patchy fog between 4am and 5am. Otherwise, mostly cloudy, with a low around 56. Calm wind.
Monday
Sunny, with a high near 69.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Sunny, with a high near 62.
Tuesday Night
Clear, with a low around 42.
Wednesday
Sunny, with a high near 66.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 70.
Thursday Night
Mostly clear, with a low around 50.
Friday
Sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Summerdale PA
 40.31°N 76.95°W (Elev. 495 ft)
Last Update:
10:16 pm EDT Oct 2, 2026
Forecast Valid:
11pm EDT Oct 2, 2026-6pm EDT Oct 9, 2026
 
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