Current conditions at

Fontana-Arrow Highway (CQ057)

Lat: 34.10056°NLon: 117.49222°WElev: 1191.0ft.

NA

65°F

18°C

Humidity 84%
Wind Speed SSW 1 MPH
Barometer NA
Dewpoint 60°F (16°C)
Visibility NA
Last update 15 Jul 08:00 AM PDT
Extended Forecast for

Rancho Cucamonga CA

  • Today

    Today: Sunny, with a high near 86. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 2am.  Otherwise, increasing clouds, with a low around 59. West wind 5 to 10 mph becoming light south  after midnight. Winds could gust as high as 20 mph.

    Low: 59 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 11am.  Otherwise, partly sunny, then gradually becoming sunny, with a high near 85. Light southwest wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 85 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 60. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 60 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 87. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 86. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Tonight
Patchy fog after 2am. Otherwise, increasing clouds, with a low around 59. West wind 5 to 10 mph becoming light south after midnight. Winds could gust as high as 20 mph.
Wednesday
Patchy fog before 11am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 85. Light southwest wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Clear, with a low around 60. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 87. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 62.
Friday
Sunny, with a high near 87.
Friday Night
Mostly clear, with a low around 62.
Saturday
Sunny, with a high near 90.
Saturday Night
Clear, with a low around 63.
Sunday
Sunny, with a high near 90.
Sunday Night
Clear, with a low around 63.
Monday
Sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
Rancho Cucamonga CA
 34.13°N 117.57°W (Elev. 1362 ft)
3:47 am PDT Jul 15, 2025
9am PDT Jul 15, 2025-6pm PDT Jul 21, 2025
 
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Additional Resources

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