I-81 weather conditions near Harrisburg, Pennsylvania
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Mostly Cloudy 79°F 2025-09-20T15:56:00-04:00 
Tonight 2025-09-20, Mostly Cloudy. Mostly cloudy, with a low around 58. East wind around 6 mph.- Sunday 2025-09-21, Partly Sunny. Partly sunny, with a high near 76. Southeast wind 6 to 8 mph.
- Sunday Night 2025-09-21, Mostly Cloudy. Mostly cloudy, with a low around 57. Southeast wind around 6 mph.
- Monday 2025-09-22, Partly Sunny. Partly sunny, with a high near 82. South wind 5 to 7 mph.
Monday Night 2025-09-22, Slight Chance T-storms then Slight Chance Showers. A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 62. South wind 3 to 6 mph. Chance of precipitation is 20%.
Tuesday 2025-09-23, Slight Chance Showers then Showers Likely. A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night 2025-09-23, Showers Likely. Showers likely, mainly before 8pm. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.Wednesday 2025-09-24, Mostly Cloudy then Chance Showers. A chance of showers after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 40%.
Wednesday Night 2025-09-24, Chance Showers. A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Thursday 2025-09-25, Chance Showers. A chance of showers. Partly sunny, with a high near 75. Chance of precipitation is 40%.- Thursday Night 2025-09-25, Chance Showers. A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Friday 2025-09-26, Chance Showers. A chance of showers. Partly sunny, with a high near 74. Chance of precipitation is 50%.- Friday Night 2025-09-26, Mostly Cloudy. Mostly cloudy, with a low around 60.
- Saturday 2025-09-27, Partly Sunny. Partly sunny, with a high near 75.