Current Conditions
Mostly cloudy
Temp:
53°F
Wind: Calm
Humidity: 94%
Pressure: 30.01 in
Visibility: 1 miles
Observed at: 1:53 am PST
Rancho Cucamonga, CA Weather
Overnight
Showers likely
Overnight low:
48°F
Showers likely and possibly a thunderstorm before 4am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 48. Southwest wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Chance of showers and thunderstorms
High:
60°F
A slight chance of showers before 10am. Partly sunny, with a high near 60. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Monday Night
Mostly cloudy
Overnight low:
47°F
A slight chance of showers after 4am. Mostly cloudy, with a low around 47. West wind around 5 mph becoming calm. Chance of precipitation is 10%.