Wednesday
Sunny
High:
65°F
Sunny, with a high near 65. Calm wind becoming west around 5 mph in the afternoon.
Rancho Cucamonga, CA Weather - Extended Forecast
Wednesday Night
Mostly clear
Overnight low:
48°F
Mostly clear, with a low around 48. West wind around 5 mph becoming calm after midnight.
Thursday
Sunny
High:
73°F
Sunny, with a high near 73.
Thursday Night
Clear
Overnight low:
52°F
Clear, with a low around 52.
Friday
Sunny
High:
77°F
Friday Night
Mostly clear
Overnight low:
54°F
Saturday
Sunny
High:
78°F
Saturday Night
Mostly clear
Overnight low:
55°F
Sunday
Mostly sunny
High:
78°F
Sunday Night
Partly cloudy
Overnight low:
53°F
Monday
Mostly sunny
High:
71°F