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

67°F

19°C

Humidity 79%
Wind Speed N 9 mph
Barometer 30.10 in (1019.7 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 21 May 3:53 am EDT
Extended Forecast for

Chambersburg PA

  • Overnight

    Overnight: Rain. Low around 55. Northeast wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 55 °F

    Rain

  • Thursday

    Thursday: Rain, mainly before 4pm. High near 60. Northeast wind around 7 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 60 °F

    Rain

  • Thursday Night

    Thursday Night: A slight chance of rain before 11pm, then a slight chance of rain after 5am. Cloudy, with a low around 51. Light northeast wind. Chance of precipitation is 20%.

    Low: 51 °F

    Slight Chance
    Rain then
    Cloudy

  • Friday

    Friday: Rain likely, mainly after 2pm. Cloudy, with a high near 62. Northeast wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Chance Rain
    then Rain
    Likely

  • Friday Night

    Friday Night: Rain. Low around 50. East wind 3 to 5 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 50 °F

    Rain

  • Saturday

    Saturday: Rain. High near 56. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 56 °F

    Rain

  • Saturday Night

    Saturday Night: Rain before 8pm, then showers, mainly between 8pm and 2am. Low around 49. Chance of precipitation is 80%.

    Low: 49 °F

    Rain

  • Sunday

    Sunday: A chance of showers before 8am. Mostly cloudy, with a high near 72. Chance of precipitation is 30%.

    High: 72 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: A chance of showers after 8pm. Mostly cloudy, with a low around 57. Chance of precipitation is 50%.

    Low: 57 °F

    Chance
    Showers

Detailed Forecast

Overnight
Rain. Low around 55. Northeast wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain, mainly before 4pm. High near 60. Northeast wind around 7 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
A slight chance of rain before 11pm, then a slight chance of rain after 5am. Cloudy, with a low around 51. Light northeast wind. Chance of precipitation is 20%.
Friday
Rain likely, mainly after 2pm. Cloudy, with a high near 62. Northeast wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain. Low around 50. East wind 3 to 5 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Rain. High near 56. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Rain before 8pm, then showers, mainly between 8pm and 2am. Low around 49. Chance of precipitation is 80%.
Sunday
A chance of showers before 8am. Mostly cloudy, with a high near 72. Chance of precipitation is 30%.
Sunday Night
A chance of showers after 8pm. Mostly cloudy, with a low around 57. Chance of precipitation is 50%.
Memorial Day
Showers likely. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 79. Chance of precipitation is 40%.
Tuesday Night
Mostly cloudy, with a low around 60.
Wednesday
Partly sunny, with a high near 82.
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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:
4:36 am EDT May 21, 2026
Forecast Valid:
4am EDT May 21, 2026-6pm EDT May 27, 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