Thursday
Sunny
High:
85°F
Sunny, with a high near 85. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Rancho Cucamonga, CA Weather - Extended Forecast
Thursday Night
Clear
Overnight low:
60°F
Clear, with a low around 60.
Friday
Sunny
High:
86°F
Sunny, with a high near 86.
Friday Night
Mostly clear
Overnight low:
62°F
Mostly clear, with a low around 62.
Saturday
Chance of showers
High:
88°F
Saturday Night
Chance of showers
Overnight low:
67°F
Sunday
Chance of showers
High:
89°F
Sunday Night
Chance of showers
Overnight low:
68°F
Labor Day
Chance of showers
High:
90°F