Current Conditions
A few clouds
Temp:
78°F
Wind: Calm
Humidity: 58%
Pressure: 29.94 in
Visibility: 8 miles
Observed at: 8:53 am PDT
Rancho Cucamonga, CA Weather
Today
Mostly sunny
High:
99°F
Mostly sunny, with a high near 99. Light and variable wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Tonight
Partly cloudy
Overnight low:
71°F
Partly cloudy, with a low around 71. West wind 5 to 10 mph becoming light and variable in the evening.