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Weather in Rancho Cucamonga, California, USA

Now
66 °F

Clear.


Feels Like: 66 °F
Forecast: 90 / 64 °F
Wind: No wind

Location: Ontario International Airport
Current Time: Mar 21, 2026 at 6:38:56 am
Latest Report: Mar 21, 2026 at 5:53 am
Visibility: 10 mi
Pressure: 29.87 "Hg
Humidity: 56%
Dew Point: 50 °F
Location of Rancho CucamongaLocation

Upcoming 5 hours

Now7:00 am8:00 am9:00 am10:00 am11:00 am
66 °F65 °F68 °F72 °F77 °F81 °F

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Forecast for the next 48 hours

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 SaturdaySunday
 MorningAfternoonEveningNightMorningAfternoonEvening
Forecast
Temperature72 °F89 °F72 °F62 °F69 °F86 °F71 °F
Scatt­erred clouds.Mostly cloudy.Cloudy.Cloudy.Overcast.Partly cloudy.Clear.
Feels Like77 °F86 °F77 °F62 °F69 °F83 °F77 °F
Wind Speed3 mph11 mph5 mph1 mph2 mph7 mph5 mph
Wind DirectionSW
SW
WSW
W
SSW
SSW
WSW
Humidity43%22%46%67%50%28%48%
Dew Point48 °F45 °F50 °F51 °F49 °F49 °F50 °F
Visibility7 mi7 mi7 mi7 mi7 mi7 mi7 mi
Probability of Precipitation0%0%0%0%0%0%0%
Amount of Rain0.00"0.00"0.00"0.00"0.00"0.00"0.00"
Amount of Snow0.00"0.00"0.00"0.00"0.00"0.00"0.00"
* Updated Saturday, March 21, 2026 12:42:42 am Rancho Cucamonga time - Weather by CustomWeather, © 2026

14 day forecast, day-by-dayHour-by-hour forecast for next week

Yesterday's weather

Sunny. 98 / 67 °F
Humidity: 36%. Wind: 5 mph from West

More weather last week

Currently at nearby stations

60 °F

Chino Airport: (9 mi)

Clear.

63 °F

Riverside Municipal Airport: (14 mi)

Clear.

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Forecast for the next 2 weeks

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Detailed forecast for 14 days