I-78 weather conditions near Hellertown, Pennsylvania
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Fair 78°F 2025-06-23T01:51:00-04:00
Overnight 2025-06-23, Mostly Clear. Mostly clear, with a low around 75. Calm wind.
Monday 2025-06-23, Hot. Sunny and hot, with a high near 97. Heat index values as high as 109. Calm wind becoming northwest around 5 mph.
Monday Night 2025-06-23, Mostly Clear. Mostly clear, with a low around 77. Calm wind.
Tuesday 2025-06-24, Hot. Sunny and hot, with a high near 99. Heat index values as high as 104. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night 2025-06-24, Mostly Clear. Mostly clear, with a low around 77. West wind around 5 mph becoming calm.
Wednesday 2025-06-25, Sunny then Chance T-storms. A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night 2025-06-25, Chance T-storms. A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 30%.
Thursday 2025-06-26, Partly Sunny then Showers Likely. Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 91. Chance of precipitation is 60%.
Thursday Night 2025-06-26, Showers Likely then Chance T-storms. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Friday 2025-06-27, Chance Showers then Chance T-storms. A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 50%.
Friday Night 2025-06-27, Chance T-storms then Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 50%.
Saturday 2025-06-28, Chance Showers then Showers Likely. Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.
Saturday Night 2025-06-28, Showers Likely. Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Sunday 2025-06-29, Partly Sunny then Chance T-storms. A chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 40%.
Current condition: Fair 78°F 2025-06-23T01:51:00-04:00 
Overnight 2025-06-23, Mostly Clear. Mostly clear, with a low around 75. Calm wind.
Monday 2025-06-23, Hot. Sunny and hot, with a high near 97. Heat index values as high as 109. Calm wind becoming northwest around 5 mph.Wednesday 2025-06-25, Sunny then Chance T-storms. A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night 2025-06-25, Chance T-storms. A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 30%.Thursday 2025-06-26, Partly Sunny then Showers Likely. Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 91. Chance of precipitation is 60%.
Thursday Night 2025-06-26, Showers Likely then Chance T-storms. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Friday 2025-06-27, Chance Showers then Chance T-storms. A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 50%.
Friday Night 2025-06-27, Chance T-storms then Chance Showers. A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 50%.
Saturday 2025-06-28, Chance Showers then Showers Likely. Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.
Saturday Night 2025-06-28, Showers Likely. Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.Sunday 2025-06-29, Partly Sunny then Chance T-storms. A chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 40%.