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

Fontana-Arrow Highway (CQ057)

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

NA

75°F

24°C

Humidity 49%
Wind Speed SSW 1 MPH
Barometer NA
Dewpoint 55°F (13°C)
Visibility NA
Last update 24 Mar 11:00 AM PDT
Extended Forecast for

Fontana CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 89. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 89 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 60. Southwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89. Light and variable wind becoming southwest 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 60. Southwest wind 10 to 15 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.

    Low: 60 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 89. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 89 °F

    Sunny

  • Thursday Night

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

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 92.

    High: 92 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 89. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 60. Southwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 89. Light and variable wind becoming southwest 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Wednesday Night
Clear, with a low around 60. Southwest wind 10 to 15 mph becoming light and variable in the evening. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 89. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Mostly clear, with a low around 62.
Friday
Mostly sunny, with a high near 91.
Friday Night
Partly cloudy, with a low around 64.
Saturday
Partly sunny, with a high near 92.
Saturday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 64.
Sunday
Sunny, with a high near 90.
Sunday Night
Partly cloudy, with a low around 62.
Monday
Partly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fontana CA
 34.12°N 117.46°W (Elev. 1381 ft)
Last Update:
10:44 am PDT Mar 24, 2026
Forecast Valid:
12pm PDT Mar 24, 2026-6pm PDT Mar 30, 2026
 
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Additional Resources

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