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: Partly Cloudy 83°F 2025-06-18T14:51:00-04:00 
This Afternoon 2025-06-18, T-storms. Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. High near 83. West wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.Tonight 2025-06-18, T-storms Likely then Patchy Fog. Showers and thunderstorms likely, mainly before 8pm. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 70. Southwest wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Juneteenth 2025-06-19, Mostly Sunny then Severe Thunderstorms. Showers and thunderstorms after 2pm. Some of the storms could be severe. High near 88. Southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night 2025-06-19, Severe Thunderstorms then Slight Chance Showers. Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Some of the storms could be severe. Low around 64. West wind around 10 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday 2025-06-20, Sunny. Sunny, with a high near 82. Northwest wind 5 to 10 mph.
Friday Night 2025-06-20, Partly Cloudy. Partly cloudy, with a low around 62.- Saturday 2025-06-21, Mostly Sunny. Mostly sunny, with a high near 85.
Saturday Night 2025-06-21, Mostly Cloudy. Mostly cloudy, with a low around 68.
Sunday 2025-06-22, Partly Sunny. Partly sunny, with a high near 90.
Sunday Night 2025-06-22, Mostly Clear. Mostly clear, with a low around 72.- Monday 2025-06-23, Sunny. Sunny, with a high near 94.
- Monday Night 2025-06-23, Mostly Clear. Mostly clear, with a low around 74.
- Tuesday 2025-06-24, Sunny. Sunny, with a high near 95.
- Tuesday Night 2025-06-24, Mostly Clear. Mostly clear, with a low around 73.
- Wednesday 2025-06-25, Sunny. Sunny, with a high near 93.