I-81 weather conditions near Chambersburg, Pennsylvania
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Fair 75°F 2025-07-12T04:53:00-04:00
Today 2025-07-12, Sunny then Chance T-storms. A chance of showers and thunderstorms, mainly between 2pm and 5pm. Mostly sunny, with a high near 91. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 30%.
Tonight 2025-07-12, Chance T-storms. A chance of showers and thunderstorms before 1am, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 71. Light south wind. Chance of precipitation is 30%.
Sunday 2025-07-13, Chance Showers then T-storms. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 88. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night 2025-07-13, T-storms then Showers Likely. Showers and possibly a thunderstorm before 2am, then a slight chance of showers and thunderstorms between 2am and 5am, then a slight chance of showers after 5am. Low around 70. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday 2025-07-14, Chance T-storms. A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 89. Light northwest wind. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night 2025-07-14, Partly Cloudy. Partly cloudy, with a low around 67.
Tuesday 2025-07-15, Mostly Sunny. Mostly sunny, with a high near 90.
Tuesday Night 2025-07-15, Partly Cloudy. Partly cloudy, with a low around 70.
Wednesday 2025-07-16, Mostly Sunny then Chance T-storms. A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 40%.
Wednesday Night 2025-07-16, Chance T-storms then Mostly Cloudy. A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.
Thursday 2025-07-17, Partly Sunny then Chance T-storms. A chance of showers and thunderstorms. Partly sunny and hot, with a high near 92. Chance of precipitation is 50%.
Thursday Night 2025-07-17, Chance T-storms then Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 40%.
Friday 2025-07-18, Mostly Sunny then Showers Likely. Showers likely and possibly a thunderstorm. Partly sunny, with a high near 91. Chance of precipitation is 60%.
Current condition: Fair 75°F 2025-07-12T04:53:00-04:00 Today 2025-07-12, Sunny then Chance T-storms. A chance of showers and thunderstorms, mainly between 2pm and 5pm. Mostly sunny, with a high near 91. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 30%.
Tonight 2025-07-12, Chance T-storms. A chance of showers and thunderstorms before 1am, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 71. Light south wind. Chance of precipitation is 30%.Sunday 2025-07-13, Chance Showers then T-storms. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 88. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night 2025-07-13, T-storms then Showers Likely. Showers and possibly a thunderstorm before 2am, then a slight chance of showers and thunderstorms between 2am and 5am, then a slight chance of showers after 5am. Low around 70. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday 2025-07-14, Chance T-storms. A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 89. Light northwest wind. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday 2025-07-15, Mostly Sunny. Mostly sunny, with a high near 90.Wednesday 2025-07-16, Mostly Sunny then Chance T-storms. A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 40%.
Wednesday Night 2025-07-16, Chance T-storms then Mostly Cloudy. A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.
Thursday 2025-07-17, Partly Sunny then Chance T-storms. A chance of showers and thunderstorms. Partly sunny and hot, with a high near 92. Chance of precipitation is 50%.
Thursday Night 2025-07-17, Chance T-storms then Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 40%.
Friday 2025-07-18, Mostly Sunny then Showers Likely. Showers likely and possibly a thunderstorm. Partly sunny, with a high near 91. Chance of precipitation is 60%.