I-78 weather conditions near Allentown, Pennsylvania
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Light Rain 53°F 2025-05-21T10:51:00-04:00 
Today 2025-05-21, Rain. Periods of rain. High near 55. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight 2025-05-21, Rain. Periods of rain. Low around 48. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday 2025-05-22, Showers. Periods of rain before 2pm, then showers after 2pm. High near 54. East wind 5 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.Thursday Night 2025-05-22, Showers then Chance Showers. Showers, mainly before 8pm. Low around 47. Northeast wind around 5 mph becoming calm. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday 2025-05-23, Chance Showers. A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 60. West wind 5 to 10 mph. Chance of precipitation is 40%.Friday Night 2025-05-23, Chance Showers then Partly Cloudy. A chance of showers before 8pm. Partly cloudy, with a low around 45. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday 2025-05-24, Mostly Sunny. Mostly sunny, with a high near 63.
Saturday Night 2025-05-24, Mostly Clear. Mostly clear, with a low around 46.- Sunday 2025-05-25, Mostly Sunny. Mostly sunny, with a high near 68.
Sunday Night 2025-05-25, Partly Cloudy. Partly cloudy, with a low around 48.- Memorial Day 2025-05-26, Chance Showers. A chance of showers. Partly sunny, with a high near 70. Chance of precipitation is 40%.
Monday Night 2025-05-26, Chance Showers. A chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.- Tuesday 2025-05-27, Chance Showers. A chance of showers. Partly sunny, with a high near 69. Chance of precipitation is 40%.