Sunday
Sunny
High:
75°F
Sunny, with a high near 75.
Rancho Cucamonga, CA Weather - Extended Forecast
Sunday Night
Mostly clear
Overnight low:
54°F
Mostly clear, with a low around 54.
Monday
Sunny
High:
79°F
Sunny, with a high near 79.
Monday Night
Mostly clear
Overnight low:
56°F
Mostly clear, with a low around 56.
Tuesday
Sunny
High:
80°F
Tuesday Night
Partly cloudy
Overnight low:
55°F
Wednesday
Sunny
High:
78°F
Wednesday Night
Mostly clear
Overnight low:
56°F
Thursday
Sunny
High:
79°F