Wind
WSW
5 mph
G 10 mph
Local Forecast
Current conditions, 5-day forecast, and active NWS weather alerts for Rancho Cucamonga, CA.
Get Alerts No Active Alerts
Hour-by-Hour Forecast
Mostly Cloudy
Wind
WSW
5 mph
G 10 mph
UV Index
0
None
Humidity
97%
Dew 55°F
Sun
5:42 AM · 7:52 PM
Rise · Set
Source: Rancho Cucamonga, CA. Slider scrubs the next 12 hours.
5-Day Outlook
Monday
Overnight Fog
Overnight: Slight Chance of Rain
Monday
Patchy fog before 11am. Mostly sunny, with a high near 77. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Night
Slight Chance of Rain Low around 55°F.
Today
Slight Chance of Rain
Overnight: Chance of Rain
Today
A slight chance of rain before 11am. Partly sunny, with a high near 69. Southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Night
A slight chance of rain after 11pm. Mostly cloudy, with a low around 52. Southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Wednesday
Forecast Missing
Overnight: Forecast Missing
Wednesday
A slight chance of rain before 11am. Partly sunny, with a high near 66. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Night
A chance of rain after 11pm. Mostly cloudy, with a low around 51. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Thursday
Forecast Missing
Overnight: Forecast Missing
Thursday
A slight chance of rain before 11am. Mostly sunny, with a high near 69. Chance of precipitation is 20%.
Night
Partly cloudy, with a low around 52.
Friday
Forecast Missing
Overnight: Forecast Missing
Friday
Sunny, with a high near 75.
Night
Clear, with a low around 55.
Rancho Cucamonga, CA Weather Analysis Tools