7-Day Forecast 39.93°N 77.66°W (Text-Only)
NWS Forecast for: Chambersburg PA
Issued by: National Weather Service State College, PA
Last Update: 8:29 am EDT Jul 13, 2025




Today: Showers and thunderstorms likely, mainly after 4pm. Partly sunny, with a high near 32. Southeast wind 3 to 8 km/h. Chance of precipitation is 60%. New rainfall amounts between 7.5 mm and 1 cm possible.

Tonight: Showers and thunderstorms likely before 2am, then a slight chance of showers between 2am and 5am. Mostly cloudy, with a low around 21. Calm wind. Chance of precipitation is 70%. New rainfall amounts between 5 and 7.5 mm possible.

Monday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 32. Calm wind. Chance of precipitation is 60%. New rainfall amounts between 2.5 and 5 mm possible.

Monday Night: Showers likely and possibly a thunderstorm before 8pm, then scattered showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 21. Calm wind. Chance of precipitation is 60%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

Tuesday: Isolated showers before 11am, then isolated showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 32. Calm wind. Chance of precipitation is 60%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

Tuesday Night: Showers and thunderstorms likely before 11pm, then isolated showers between 11pm and 2am. Mostly cloudy, with a low around 22. Chance of precipitation is 60%. New precipitation amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

Wednesday: Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 32. Chance of precipitation is 60%.

Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then scattered showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 22. Chance of precipitation is 60%.

Thursday: Showers likely and possibly a thunderstorm after 2pm. Partly sunny and hot, with a high near 33. Chance of precipitation is 60%.

Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then scattered showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 22. Chance of precipitation is 60%.

Friday: Scattered showers and thunderstorms. Partly sunny, with a high near 32. Chance of precipitation is 40%.

Friday Night: Scattered showers and thunderstorms. Mostly cloudy, with a low around 21. Chance of precipitation is 30%.

Saturday: Scattered showers and thunderstorms. Mostly sunny, with a high near 31. Chance of precipitation is 40%.



Chambersburg PA
 39.93°N 77.66°W (Elev. 617 m)

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