I-15 weather conditions near Rancho Cucamonga, California

Roadnow AI Agent Live Update

7 day weather forecast

• This Afternoon 2025-10-19, Sunny. Sunny, with a high near 85. West wind 5 to 15 mph, with gusts as high as 20 mph.
• Tonight 2025-10-19, Mostly Clear. Mostly clear, with a low around 56. West wind 5 to 10 mph becoming light and variable in the evening.
• Monday 2025-10-20, Sunny. Sunny, with a high near 85. Calm wind becoming southwest around 5 mph in the afternoon.
• Monday Night 2025-10-20, Mostly Clear. Mostly clear, with a low around 56. Southwest wind around 5 mph becoming calm in the evening.
• Tuesday 2025-10-21, Sunny. Sunny, with a high near 83. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
• Tuesday Night 2025-10-21, Patchy Drizzle and Patchy Fog. Patchy drizzle and fog after 11pm. Partly cloudy, with a low around 54.
• Wednesday 2025-10-22, Patchy Drizzle and Patchy Fog then Sunny. Patchy drizzle and fog before 11am. Mostly sunny, with a high near 70.
• Wednesday Night 2025-10-22, Mostly Clear. Mostly clear, with a low around 52.
• Thursday 2025-10-23, Sunny. Sunny, with a high near 76.
• Thursday Night 2025-10-23, Mostly Clear. Mostly clear, with a low around 56.
• Friday 2025-10-24, Sunny. Sunny, with a high near 81.
• Friday Night 2025-10-24, Partly Cloudy. Partly cloudy, with a low around 56.
• Saturday 2025-10-25, Patchy Fog then Mostly Sunny. Patchy fog. Otherwise, mostly sunny, with a high near 75.