I-15 weather conditions near Rancho Cucamonga, California

Roadnow AI Agent Live Update

7 day weather forecast

• Tonight 2025-06-14, Mostly Clear. Mostly clear, with a low around 65. Southwest wind 5 to 10 mph becoming light south in the evening. Winds could gust as high as 20 mph.
• Sunday 2025-06-15, Sunny. Sunny, with a high near 94. Light and variable wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
• Sunday Night 2025-06-15, Mostly Clear. Mostly clear, with a low around 66. Southwest wind 5 to 10 mph becoming light in the evening.
• Monday 2025-06-16, Sunny. Sunny, with a high near 93. Light south wind becoming southwest 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
• Monday Night 2025-06-16, Mostly Clear. Mostly clear, with a low around 66. West wind 10 to 15 mph becoming light in the evening. Winds could gust as high as 20 mph.
• Tuesday 2025-06-17, Sunny. Sunny, with a high near 92.
• Tuesday Night 2025-06-17, Mostly Clear. Mostly clear, with a low around 66.
• Wednesday 2025-06-18, Sunny. Sunny, with a high near 93.
• Wednesday Night 2025-06-18, Mostly Clear. Mostly clear, with a low around 64.
• Juneteenth 2025-06-19, Sunny. Sunny, with a high near 90.
• Thursday Night 2025-06-19, Mostly Clear. Mostly clear, with a low around 64.
• Friday 2025-06-20, Sunny. Sunny, with a high near 88.
• Friday Night 2025-06-20, Mostly Clear. Mostly clear, with a low around 61.
• Saturday 2025-06-21, Sunny. Sunny, with a high near 85.