Thursday
Clouds clearing
High:
63°F
Cloudy, then gradually becoming mostly sunny, with a high near 63. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Rancho Cucamonga, CA Weather - Tomorrow’s Forecast
Thursday Night
Mostly cloudy
Overnight low:
52°F
Mostly cloudy, with a low around 52. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.