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

76°F

24°C

Humidity 43%
Wind Speed W 12 mph
Barometer 29.86 in (1011.6 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 20 Jun 7:53 pm EDT
Extended Forecast for

Chambersburg PA

  • Tonight

    Tonight: Mostly clear, with a low around 59. Northwest wind around 6 mph becoming calm in the evening.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 84. Light and variable wind becoming west 5 to 8 mph in the morning.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Cloudy

  • Monday

    Monday: Showers, with thunderstorms also possible after 11am. High near 81. Light and variable wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 81 °F

    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 64. West wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 64 °F

    Showers

  • Tuesday

    Tuesday: A slight chance of showers before 2pm. Partly sunny, with a high near 82. Chance of precipitation is 20%.

    High: 82 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 59. Northwest wind around 6 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 84. Light and variable wind becoming west 5 to 8 mph in the morning.
Sunday Night
Mostly cloudy, with a low around 63. Calm wind.
Monday
Showers, with thunderstorms also possible after 11am. High near 81. Light and variable wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Showers and possibly a thunderstorm. Low around 64. West wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
A slight chance of showers before 2pm. Partly sunny, with a high near 82. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 62. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 86.
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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:
8:11 pm EDT Jun 20, 2026
Forecast Valid:
8pm EDT Jun 20, 2026-6pm EDT Jun 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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