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.

Fair

74°F

23°C

Humidity 67%
Wind Speed E 3 mph
Barometer 30.19 in (1022.0 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 15 Aug 8:56 am EDT
Extended Forecast for

Mount Holly Springs PA

  • Today

    Today: Sunny, with a high near 84. Calm wind.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 68. Light southeast wind.

    Low: 68 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 78. South wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 78 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 2am. Mostly cloudy, with a low around 70. South wind 6 to 8 mph becoming west after midnight. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 70 °F

    Showers
    Likely

  • Monday

    Monday: Mostly sunny, with a high near 84. Northwest wind around 7 mph.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 84. Calm wind.
Tonight
Mostly cloudy, with a low around 68. Light southeast wind.
Sunday
Showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 78. South wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Sunday Night
A chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 2am. Mostly cloudy, with a low around 70. South wind 6 to 8 mph becoming west after midnight. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Mostly sunny, with a high near 84. Northwest wind around 7 mph.
Monday Night
Mostly clear, with a low around 64.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Sunny, with a high near 83.
Wednesday Night
A chance of showers before 2am. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
Thursday
A chance of showers. Mostly sunny, with a high near 82. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Holly Springs PA
 40.11°N 77.16°W (Elev. 1007 ft)
Last Update:
8:06 am EDT Aug 15, 2026
Forecast Valid:
9am EDT Aug 15, 2026-6pm EDT Aug 21, 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