Saturday
Mostly sunny
High:
66°F
Mostly sunny, with a high near 66. West wind 5 to 10 mph.
Rancho Cucamonga, CA Weather - Extended Forecast
Saturday Night
Mostly clear
Overnight low:
44°F
Mostly clear, with a low around 44. West wind around 5 mph becoming calm after midnight.
Sunday
Mostly sunny
High:
66°F
Mostly sunny, with a high near 66.
Sunday Night
Mostly clear
Overnight low:
45°F
Mostly clear, with a low around 45.
Monday
Mostly sunny
High:
69°F
Monday Night
Mostly clear
Overnight low:
45°F
Tuesday
Sunny
High:
70°F
Tuesday Night
Mostly clear
Overnight low:
47°F
Wednesday
Mostly sunny
High:
70°F
Wednesday Night
Mostly clear
Overnight low:
49°F
Thursday
Sunny
High:
72°F