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

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

A Few Clouds

75°F

24°C

Humidity 82%
Wind Speed Calm
Barometer 29.97 in (1014.8 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 30 Jun 1:56 am EDT
Extended Forecast for

Hershey PA

  • Overnight

    Overnight: Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Patchy Fog

  • Monday

    Monday: Showers and thunderstorms likely, mainly after 5pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 88. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 88 °F

    Patchy Fog
    then T-storms
    Likely

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 73. South wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 73 °F

    T-storms
    Likely then
    Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, then showers and possibly a thunderstorm after 11am. High near 85. Southwest wind 7 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 85 °F

    Showers
    Likely then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms before 11pm, then a chance of showers. Low around 68. West wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Showers then
    Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Thursday Night

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

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 69. Calm wind.
Monday
Showers and thunderstorms likely, mainly after 5pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 88. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 73. South wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 85. Southwest wind 7 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers and thunderstorms before 11pm, then a chance of showers. Low around 68. West wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 66.
Thursday
Sunny, with a high near 87.
Thursday Night
Mostly clear, with a low around 64.
Independence Day
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 61.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
Partly cloudy, with a low around 68.
Sunday
Mostly sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hershey PA
 40.28°N 76.67°W (Elev. 397 ft)
Last Update:
10:40 pm EDT Jun 29, 2025
Forecast Valid:
2am EDT Jun 30, 2025-6pm EDT Jul 6, 2025
 
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