Tuesday
Mostly sunny
High:
73°F
Mostly sunny, with a high near 73. Calm wind becoming southwest around 5 mph in the afternoon.
Rancho Cucamonga, CA Weather - Extended Forecast
Tuesday Night
Mostly clear
Overnight low:
53°F
Mostly clear, with a low around 53.
Wednesday
Sunny
High:
73°F
Sunny, with a high near 73.
Wednesday Night
Mostly clear
Overnight low:
55°F
Mostly clear, with a low around 55.
Thursday
Sunny
High:
76°F
Thursday Night
Mostly clear
Overnight low:
55°F
Friday
Sunny
High:
77°F
Friday Night
Clear
Overnight low:
57°F
Saturday
Sunny
High:
80°F