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: Light Rain 70°F 2026-05-04T20:53:00-04:00 
Tonight 2026-05-04, Partly Cloudy. Partly cloudy, with a low around 53. South wind around 6 mph.
Tuesday 2026-05-05, Mostly Sunny. Mostly sunny, with a high near 84. Southwest wind 7 to 14 mph, with gusts as high as 28 mph.Tuesday Night 2026-05-05, Mostly Cloudy then Chance Showers. A chance of showers after 2am. Mostly cloudy, with a low around 60. South wind around 7 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday 2026-05-06, Showers. Showers, with thunderstorms also possible after 2pm. High near 69. South wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night 2026-05-06, Showers Likely. Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 48. West wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday 2026-05-07, Chance Showers. A chance of showers. Partly sunny, with a high near 62. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night 2026-05-07, Mostly Cloudy. Mostly cloudy, with a low around 40.
Friday 2026-05-08, Sunny. Sunny, with a high near 65.- Friday Night 2026-05-08, Partly Cloudy. Partly cloudy, with a low around 47.
- Saturday 2026-05-09, Chance Showers. A chance of showers. Partly sunny, with a high near 67. Chance of precipitation is 50%.
- Saturday Night 2026-05-09, Partly Cloudy. Partly cloudy, with a low around 46.
- Sunday 2026-05-10, Sunny. Sunny, with a high near 73.
Sunday Night 2026-05-10, Chance Showers. A chance of showers. Mostly cloudy, with a low around 52. Chance of precipitation is 40%.
Monday 2026-05-11, Showers Likely. Showers likely. Partly sunny, with a high near 70. Chance of precipitation is 60%.