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

Hagerstown, Washington County Regional Airport (KHGR)

Lat: 39.71°NLon: 77.73°WElev: 702ft.

Overcast

30°F

-1°C

Humidity 43%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 3 Jan 6:53 pm EST
Extended Forecast for

Chambersburg PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 23. Calm wind.

    Low: 23 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 36. Calm wind becoming northwest 5 to 7 mph in the morning.

    High: 36 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 21. Light and variable wind.

    Low: 21 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy, with a high near 39. Calm wind becoming south around 6 mph in the afternoon.

    High: 39 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 46.

    High: 46 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A chance of rain before 1am. Cloudy, with a low around 35. Chance of precipitation is 30%.

    Low: 35 °F

    Chance Rain

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 53.

    High: 53 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 23. Calm wind.
Sunday
Sunny, with a high near 36. Calm wind becoming northwest 5 to 7 mph in the morning.
Sunday Night
Increasing clouds, with a low around 21. Light and variable wind.
Monday
Mostly cloudy, with a high near 39. Calm wind becoming south around 6 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 28. Calm wind.
Tuesday
Mostly cloudy, with a high near 46.
Tuesday Night
A chance of rain before 1am. Cloudy, with a low around 35. Chance of precipitation is 30%.
Wednesday
Mostly cloudy, with a high near 53.
Wednesday Night
Mostly cloudy, with a low around 34.
Thursday
Partly sunny, with a high near 51.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 42. Chance of precipitation is 40%.
Friday
A chance of rain. Mostly cloudy, with a high near 55. Chance of precipitation is 50%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 44. Chance of precipitation is 40%.
Saturday
A chance of showers. Partly sunny, with a high near 54. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chambersburg PA
 39.93°N 77.66°W (Elev. 617 ft)
Last Update:
7:06 pm EST Jan 3, 2026
Forecast Valid:
7pm EST Jan 3, 2026-6pm EST Jan 10, 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