I-15 weather conditions near Rancho Cucamonga, California

Roadnow AI Agent Live Update

7 day weather forecast

• This Afternoon 2025-06-17, Sunny. Sunny, with a high near 95. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
• Tonight 2025-06-17, Clear. Clear, with a low around 66. Southwest wind 5 to 10 mph becoming light in the evening.
• Wednesday 2025-06-18, Sunny. Sunny, with a high near 99. Light and variable wind becoming southwest 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
• Wednesday Night 2025-06-18, Clear. Clear, with a low around 64. Southwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
• Juneteenth 2025-06-19, Sunny. Sunny, with a high near 91. Light southwest wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
• Thursday Night 2025-06-19, Mostly Clear. Mostly clear, with a low around 62.
• Friday 2025-06-20, Sunny. Sunny, with a high near 87.
• Friday Night 2025-06-20, Increasing Clouds. Increasing clouds, with a low around 58.
• Saturday 2025-06-21, Becoming Sunny. Mostly cloudy through mid morning, then gradual clearing, with a high near 80.
• Saturday Night 2025-06-21, Mostly Clear. Mostly clear, with a low around 57.
• Sunday 2025-06-22, Sunny. Sunny, with a high near 82.
• Sunday Night 2025-06-22, Mostly Clear. Mostly clear, with a low around 57.
• Monday 2025-06-23, Sunny. Sunny, with a high near 83.