Tuesday
Sunny
High:
73°F
Sunny, with a high near 73. Calm wind becoming west around 5 mph.
Rancho Cucamonga, CA Weather - Extended Forecast
Tuesday Night
Mostly clear
Overnight low:
51°F
Mostly clear, with a low around 51.
Wednesday
Sunny
High:
78°F
Sunny, with a high near 78.
Wednesday Night
Clear
Overnight low:
55°F
Clear, with a low around 55.
Thursday
Sunny
High:
83°F
Thursday Night
Clear
Overnight low:
61°F
Friday
Sunny
High:
86°F
Friday Night
Clear
Overnight low:
63°F
Saturday
Sunny
High:
86°F