I-78 weather conditions near Bethlehem, Pennsylvania
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Mostly Cloudy 56°F 2026-05-03T13:51:00-04:00 
This Afternoon 2026-05-03, Mostly Sunny. Mostly sunny, with a high near 61. Northwest wind around 15 mph, with gusts as high as 25 mph.
Tonight 2026-05-03, Mostly Clear. Mostly clear, with a low around 43. Southwest wind around 5 mph.
Monday 2026-05-04, Sunny. Sunny, with a high near 71. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.- Monday Night 2026-05-04, Mostly Clear. Mostly clear, with a low around 54. South wind around 5 mph.
Tuesday 2026-05-05, Mostly Sunny then Slight Chance T-storms. A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 81. Southwest wind 5 to 15 mph. Chance of precipitation is 20%.
Tuesday Night 2026-05-05, Slight Chance Showers then Chance Showers. A chance of showers, mainly after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday 2026-05-06, Showers. Showers, mainly after 8am. High near 69. Chance of precipitation is 90%.
Wednesday Night 2026-05-06, Showers Likely. Showers likely. Mostly cloudy, with a low around 50. Chance of precipitation is 70%.
Thursday 2026-05-07, Showers Likely. Showers likely. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.
Thursday Night 2026-05-07, Chance Showers. A chance of showers before 2am. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.- Friday 2026-05-08, Mostly Sunny. Mostly sunny, with a high near 61.
Friday Night 2026-05-08, Partly Cloudy. Partly cloudy, with a low around 42.
Saturday 2026-05-09, Chance Showers. A chance of showers. Partly sunny, with a high near 60. Chance of precipitation is 40%.