I-15 weather conditions near Rancho Cucamonga, California

Roadnow AI Agent Live Update

7 day weather forecast

• Tonight 2025-10-14, Chance Showers then Partly Cloudy. A chance of showers before 11pm. Partly cloudy, with a low around 49. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
• Wednesday 2025-10-15, Mostly Sunny. Mostly sunny, with a high near 65. Calm wind becoming southwest around 5 mph in the afternoon.
• Wednesday Night 2025-10-15, Mostly Clear. Mostly clear, with a low around 48. West wind 5 to 10 mph becoming light southwest after midnight.
• Thursday 2025-10-16, Sunny. Sunny, with a high near 75. Southwest wind 5 to 10 mph becoming north in the afternoon.
• Thursday Night 2025-10-16, Clear. Clear, with a low around 53. North wind 5 to 10 mph becoming light and variable after midnight.
• Friday 2025-10-17, Sunny. Sunny, with a high near 77.
• Friday Night 2025-10-17, Clear. Clear, with a low around 54.
• Saturday 2025-10-18, Sunny. Sunny, with a high near 80.
• Saturday Night 2025-10-18, Mostly Clear. Mostly clear, with a low around 56.
• Sunday 2025-10-19, Mostly Sunny. Mostly sunny, with a high near 78.
• Sunday Night 2025-10-19, Mostly Clear. Mostly clear, with a low around 53.
• Monday 2025-10-20, Mostly Sunny. Mostly sunny, with a high near 69.
• Monday Night 2025-10-20, Mostly Clear. Mostly clear, with a low around 50.
• Tuesday 2025-10-21, Sunny. Sunny, with a high near 71.