Rancho Cucamonga Weather

Current Conditions

Mostly cloudy

Mostly cloudy

71°F
(22°C)

Wind

From the S at 5 mph

Humidity

78

Pressure

30.03 in (1017 HPa)

Visibility

6 miles

Observed at: Ontario Airport, 8:53 am PDT.

Rancho Cucamonga Weather Forecast for Today

Today

Chance of thunderstorms

Chance of thunderstorms

High:
94°F
(34°C)

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%.

Tonight

Partly cloudy

Partly cloudy

Low:
70°F
(21°C)

Partly cloudy, with a low around 70. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.