Tuesday
Sunny
High:
80°F
Sunny, with a high near 80. North wind 5 to 15 mph becoming southwest in the morning. Winds could gust as high as 20 mph.
Rancho Cucamonga, CA Weather - Extended Forecast
Tuesday Night
Mostly clear
Overnight low:
54°F
Mostly clear, with a low around 54.
Wednesday
Sunny
High:
77°F
Sunny, with a high near 77.
Wednesday Night
Mostly clear
Overnight low:
55°F
Mostly clear, with a low around 55.
Thursday
Sunny
High:
81°F
Thursday Night
Mostly clear
Overnight low:
56°F
Friday
Sunny
High:
83°F
Friday Night
Partly cloudy
Overnight low:
57°F
Saturday
Sunny
High:
81°F