Rancho Cucamonga, CA Weather - Tomorrow’s Forecast

Saturday

Patchy blowing dust

High:
73°F

Patchy blowing dust. Sunny, with a high near 73. Windy, with a northeast wind 30 to 35 mph decreasing to 20 to 25 mph in the afternoon. Winds could gust as high as 50 mph.

Saturday Night

Breezy. clear

Overnight low:
56°F

Patchy blowing dust after 1am. Clear, with a low around 56. Breezy, with a northeast wind 20 to 25 mph, with gusts as high as 40 mph.