I-78 weather conditions near Summit, New Jersey
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Overcast 72°F 2025-06-19T21:47:00-04:00 
Tonight 2025-06-19, Chance Showers. A 40 percent chance of showers, mainly before 11pm. Partly cloudy, with a low around 63. West wind around 10 mph, with gusts as high as 21 mph.
Friday 2025-06-20, Sunny. Sunny, with a high near 83. West wind 10 to 13 mph.
Friday Night 2025-06-20, Partly Cloudy. Partly cloudy, with a low around 67. West wind around 6 mph becoming calm in the evening.
Saturday 2025-06-21, Mostly Sunny. Mostly sunny, with a high near 88. West wind 3 to 7 mph.
Saturday Night 2025-06-21, Mostly Cloudy. Mostly cloudy, with a low around 72. Southwest wind around 6 mph.- Sunday 2025-06-22, Mostly Sunny. Mostly sunny, with a high near 93.
Sunday Night 2025-06-22, Mostly Clear. Mostly clear, with a low around 75.- Monday 2025-06-23, Sunny. Sunny, with a high near 98.
- Monday Night 2025-06-23, Mostly Clear. Mostly clear, with a low around 77.
- Tuesday 2025-06-24, Sunny. Sunny, with a high near 99.
- Tuesday Night 2025-06-24, Partly Cloudy. Partly cloudy, with a low around 77.
Wednesday 2025-06-25, Mostly Sunny then Chance T-storms. A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.
Wednesday Night 2025-06-25, Chance T-storms then Mostly Cloudy. A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Thursday 2025-06-26, Partly Sunny then Chance T-storms. A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.