National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Ontario International Airport (KONT)

Lat: 34.05316°NLon: 117.57685°WElev: 906.0ft.

Clear

66°F

19°C

Humidity 37%
Wind Speed W 10 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 12 Feb 02:35 PM PST
Extended Forecast for

2 Miles SSW Rancho Cucamonga CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 67. West wind 5 to 10 mph.

    High: 67 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 47. West wind around 5 mph becoming calm.

    Low: 47 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 70. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 70 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 47. West wind around 5 mph becoming calm in the evening.

    Low: 47 °F

    Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 71. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 71 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 67.

    High: 67 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A chance of rain after 10pm. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance Rain

  • Washington's Birthday

    Washington's Birthday: Rain, mainly between 10am and 4pm, then showers and possibly a thunderstorm after 4pm. Cloudy, with a high near 58.

    High: 58 °F

    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 67. West wind 5 to 10 mph.
Tonight
Mostly cloudy, with a low around 47. West wind around 5 mph becoming calm.
Friday
Sunny, with a high near 70. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Clear, with a low around 47. West wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 71. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 47.
Sunday
Mostly cloudy, with a high near 67.
Sunday Night
A chance of rain after 10pm. Mostly cloudy, with a low around 47.
Washington's Birthday
Rain, mainly between 10am and 4pm, then showers and possibly a thunderstorm after 4pm. Cloudy, with a high near 58.
Monday Night
Showers and possibly a thunderstorm before 10pm, then rain, mainly after 10pm. Cloudy, with a low around 46.
Tuesday
Rain. Mostly cloudy, with a high near 58.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 44.
Wednesday
A chance of rain. Partly sunny, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Rancho Cucamonga CA
 34.1°N 117.59°W (Elev. 1224 ft)
Last Update:
11:55 am PST Feb 12, 2026
Forecast Valid:
2pm PST Feb 12, 2026-6pm PST Feb 18, 2026
 
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Additional Resources

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Chance of Precipitation