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 97%
Wind Speed E 3 mph
Barometer 29.84 in (1010.4 mb)
Dewpoint 69°F (21°C)
Visibility 9.00 mi
Last update 17 Aug 2:56 am EDT
Extended Forecast for

New Cumberland PA

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly cloudy, with a low around 70. Light southwest wind.

    Low: 70 °F

    Patchy Fog

  • Monday

    Monday: A chance of showers and thunderstorms, mainly between 2pm and 5pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 87. Northwest wind 3 to 6 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Patchy Fog
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, mainly between 7pm and 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 69. Light northwest wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 85. North wind 3 to 6 mph.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65. Light northwest wind.

    Low: 65 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 50%.

    High: 82 °F

    Partly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 70. Light southwest wind.
Monday
A chance of showers and thunderstorms, mainly between 2pm and 5pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 87. Northwest wind 3 to 6 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms, mainly between 7pm and 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 69. Light northwest wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Sunny, with a high near 85. North wind 3 to 6 mph.
Tuesday Night
Mostly clear, with a low around 65. Light northwest wind.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Partly cloudy, with a low around 68.
Thursday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Friday
A chance of showers after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.
Saturday
A chance of showers. Mostly cloudy, with a high near 81. Chance of precipitation is 30%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.
Sunday
Partly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
New Cumberland PA
 40.23°N 76.88°W (Elev. 371 ft)
Last Update:
2:41 am EDT Aug 17, 2026
Forecast Valid:
3am EDT Aug 17, 2026-6pm EDT Aug 23, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation