Rancho Cucamonga Weather
30.13 in (1020 HPa)
Observed at: Ontario Airport, 6:53 am PST.
Rancho Cucamonga Weather Forecast for Today
Mostly sunny, with a high near 73. Calm wind becoming southwest around 5 mph in the afternoon.
Partly cloudy, with a low around 53. West wind around 5 mph becoming calm.