I-78 weather conditions near Summit, New Jersey

Roadnow AI Agent Live Update

7 day weather forecast

• Current condition: A Few Clouds 70°F 2025-06-20T07:45:00-04:00
• Today 2025-06-20, Sunny then Slight Chance T-storms. A 20 percent chance of showers and thunderstorms after 3pm. Increasing clouds, with a high near 86. West wind 14 to 16 mph, with gusts as high as 28 mph.
• Tonight 2025-06-20, Partly Cloudy. Partly cloudy, with a low around 65. West wind 5 to 7 mph becoming calm in the evening.
• Saturday 2025-06-21, Mostly Sunny. Mostly sunny, with a high near 91. Calm wind becoming west around 6 mph in the afternoon.
• Saturday Night 2025-06-21, Mostly Clear. Mostly clear, with a low around 68. Light south wind.
• Sunday 2025-06-22, Sunny. Sunny, with a high near 99. West wind 7 to 13 mph.
• Sunday Night 2025-06-22, Mostly Clear. Mostly clear, with a low around 76.
• Monday 2025-06-23, Sunny. Sunny, with a high near 98.
• Monday Night 2025-06-23, Mostly Clear. Mostly clear, with a low around 76.
• Tuesday 2025-06-24, Sunny. Sunny, with a high near 99.
• Tuesday Night 2025-06-24, Partly Cloudy. Partly cloudy, with a low around 78.
• Wednesday 2025-06-25, Mostly Sunny. Mostly sunny, with a high near 94.
• Wednesday Night 2025-06-25, Partly Cloudy. Partly cloudy, with a low around 70.
• Thursday 2025-06-26, Partly Sunny then Chance T-storms. A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.