Rancho Cucamonga Weather
From the S at 5 mph
30.03 in (1017 HPa)
Observed at: Ontario Airport, 8:53 am PDT.
Rancho Cucamonga Weather Forecast for Today
Chance of thunderstorms
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 94. Light south wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 20%.
Partly cloudy, with a low around 70. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.