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

79°F

26°C

Humidity 60%
Wind Speed SW 16 G 28 mph
Barometer 29.64 in (1004.0 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 18 Jun 1:53 pm EDT
Extended Forecast for

Chambersburg PA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 89. West wind around 17 mph, with gusts as high as 38 mph.

    High: 89 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 63. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 23 mph.

    Low: 63 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: Cloudy through mid morning, then gradual clearing, with a high near 82. Light west wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 82 °F

    Gradual
    Clearing

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. West wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 21 mph.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81. West wind 7 to 11 mph, with gusts as high as 22 mph.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers after 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.

    Low: 62 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 82. Chance of precipitation is 80%.

    High: 82 °F

    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 89. West wind around 17 mph, with gusts as high as 38 mph.
Tonight
Mostly cloudy, with a low around 63. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 23 mph.
Juneteenth
Cloudy through mid morning, then gradual clearing, with a high near 82. Light west wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Friday Night
Mostly clear, with a low around 60. West wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 21 mph.
Saturday
Sunny, with a high near 81. West wind 7 to 11 mph, with gusts as high as 22 mph.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
A chance of showers after 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.
Monday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 82. Chance of precipitation is 80%.
Monday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 61. Chance of precipitation is 80%.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Sunny, with a high near 83.
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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:
2:21 pm EDT Jun 18, 2026
Forecast Valid:
2pm EDT Jun 18, 2026-6pm EDT Jun 24, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation