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.

Fair

40°F

4°C

Humidity 36%
Wind Speed W 3 mph
Barometer 30.15 in (1022.6 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 12 Jan 5:53 pm EST
Extended Forecast for

Chambersburg PA

  • Tonight

    Tonight: Mostly clear, with a low around 28. Southwest wind around 6 mph.

    Low: 28 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 48. South wind 5 to 7 mph.

    High: 48 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37. Southwest wind around 6 mph.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain likely, mainly after 1pm. Cloudy, with a high near 48. Southwest wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F

    Chance Rain
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: Rain likely before 1am, then a chance of rain and snow between 1am and 4am, then a chance of snow after 4am. Mostly cloudy, with a low around 25. Calm wind becoming northwest 5 to 7 mph after midnight. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Thursday

    Thursday: A slight chance of snow before 1pm. Partly sunny, with a high near 31. Chance of precipitation is 20%.

    High: 31 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 28. Southwest wind around 6 mph.
Tuesday
Mostly sunny, with a high near 48. South wind 5 to 7 mph.
Tuesday Night
Mostly cloudy, with a low around 37. Southwest wind around 6 mph.
Wednesday
Rain likely, mainly after 1pm. Cloudy, with a high near 48. Southwest wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain likely before 1am, then a chance of rain and snow between 1am and 4am, then a chance of snow after 4am. Mostly cloudy, with a low around 25. Calm wind becoming northwest 5 to 7 mph after midnight. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday
A slight chance of snow before 1pm. Partly sunny, with a high near 31. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 16.
Friday
Mostly sunny, with a high near 31.
Friday Night
Mostly cloudy, with a low around 23.
Saturday
A chance of snow showers after 1pm. Partly sunny, with a high near 38. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 20.
Sunday
Partly sunny, with a high near 30.
Sunday Night
Partly cloudy, with a low around 13.
M.L.King Day
Mostly sunny, with a high near 28.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chambersburg PA
 39.93°N 77.66°W (Elev. 617 ft)
Last Update:
6:21 pm EST Jan 12, 2026
Forecast Valid:
6pm EST Jan 12, 2026-6pm EST Jan 19, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation