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Current conditions at

Harrisburg, Harrisburg International Airport (KMDT)

Lat: 40.19°NLon: 76.76°WElev: 312ft.

Fair

28°F

-2°C

Humidity 92%
Wind Speed Calm
Barometer 29.83 in (1010.3 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 26 Feb 4:56 am EST
Extended Forecast for

Hummelstown PA

  • Today

    Today: A slight chance of snow showers between noon and 3pm. Partly sunny, with a high near 41. Calm wind becoming west around 5 mph. Chance of precipitation is 20%.

    High: 41 °F

    Partly Sunny
    then Slight
    Chance Snow
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 25. Calm wind.

    Low: 25 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 49. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 49 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 30. South wind 3 to 6 mph.

    Low: 30 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 56. Calm wind becoming west around 6 mph in the afternoon.

    High: 56 °F

    Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain and snow showers between 1am and 4am, then a slight chance of snow showers after 4am. Mostly cloudy, with a low around 33. Chance of precipitation is 20%.

    Low: 33 °F

    Partly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Sunday

    Sunday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of snow showers after 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 30%.

    Low: 21 °F

    Partly Cloudy
    then Chance
    Snow Showers

  • Monday

    Monday: A chance of snow showers. Cloudy, with a high near 29. Chance of precipitation is 50%.

    High: 29 °F

    Chance Snow
    Showers

Detailed Forecast

Today
A slight chance of snow showers between noon and 3pm. Partly sunny, with a high near 41. Calm wind becoming west around 5 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 25. Calm wind.
Friday
Sunny, with a high near 49. Calm wind becoming south 5 to 7 mph in the afternoon.
Friday Night
Mostly clear, with a low around 30. South wind 3 to 6 mph.
Saturday
Sunny, with a high near 56. Calm wind becoming west around 6 mph in the afternoon.
Saturday Night
A slight chance of rain and snow showers between 1am and 4am, then a slight chance of snow showers after 4am. Mostly cloudy, with a low around 33. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 41.
Sunday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 30%.
Monday
A chance of snow showers. Cloudy, with a high near 29. Chance of precipitation is 50%.
Monday Night
Mostly cloudy, with a low around 15.
Tuesday
A chance of rain and snow showers. Mostly cloudy, with a high near 35. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Cloudy, with a low around 26. Chance of precipitation is 50%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 45. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hummelstown PA
 40.26°N 76.7°W (Elev. 427 ft)
Last Update:
1:21 am EST Feb 26, 2026
Forecast Valid:
5am EST Feb 26, 2026-6pm EST Mar 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation