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

65°F

18°C

Humidity 87%
Wind Speed SW 3 MPH
Barometer NA
Dewpoint 61°F (16°C)
Visibility NA
Last update 12 Jun 12:00 AM PDT
Extended Forecast for

Fontana CA

  • Overnight

    Overnight: Partly cloudy, with a low around 62. Southwest wind around 5 mph becoming calm.

    Low: 62 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 88. Light southwest wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62. West wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 20 mph.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 89. Light west wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 89 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 64. Southwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 66.

    Low: 66 °F

    Patchy Fog

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 96.

    High: 96 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 62. Southwest wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 88. Light southwest wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
Mostly clear, with a low around 62. West wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 20 mph.
Friday
Mostly sunny, with a high near 89. Light west wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Partly cloudy, with a low around 64. Southwest wind 5 to 10 mph becoming light and variable in the evening.
Saturday
Mostly sunny, with a high near 92.
Saturday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 66.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 96.
Sunday Night
Mostly clear, with a low around 66.
Monday
Sunny, with a high near 92.
Monday Night
Mostly clear, with a low around 63.
Tuesday
Sunny, with a high near 87.
Tuesday Night
Mostly clear, with a low around 65.
Wednesday
Sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fontana CA
 34.1°N 117.43°W (Elev. 1296 ft)
Last Update:
8:58 pm PDT Jun 11, 2025
Forecast Valid:
1am PDT Jun 12, 2025-6pm PDT Jun 18, 2025
 
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Additional Resources

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