Saturday
Sunny
High:
84°F
Sunny, with a high near 84. Northeast wind around 5 mph.
Rancho Cucamonga, CA Weather - Extended Forecast
Saturday Night
Mostly clear
Overnight low:
55°F
Mostly clear, with a low around 55. Northeast wind around 5 mph.
Sunday
Sunny
High:
78°F
Sunny, with a high near 78.
Sunday Night
Partly cloudy
Overnight low:
53°F
Partly cloudy, with a low around 53.
Monday
Partly sunny
High:
74°F
Monday Night
Partly cloudy
Overnight low:
52°F
Tuesday
Sunny
High:
79°F
Tuesday Night
Mostly clear
Overnight low:
54°F
Wednesday
Sunny
High:
80°F
Wednesday Night
Mostly clear
Overnight low:
54°F
Thursday
Sunny
High:
79°F