Current conditions at

Fontana-Arrow Highway (CQ057)

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

NA

70°F

21°C

Humidity 73%
Wind Speed SSW 3 MPH
Barometer NA
Dewpoint 61°F (16°C)
Visibility NA
Last update 11 Jul 01:00 AM PDT
Extended Forecast for

Fontana CA

  • Overnight

    Overnight: Partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 94. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 94 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 65. Southwest wind 5 to 10 mph becoming light  after midnight.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 94. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 94 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 67. West wind 5 to 10 mph becoming light  after midnight. Winds could gust as high as 20 mph.

    Low: 67 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 95.

    High: 95 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 98.

    High: 98 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 65. Calm wind.
Saturday
Mostly sunny, with a high near 94. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 65. Southwest wind 5 to 10 mph becoming light after midnight.
Sunday
Mostly sunny, with a high near 94. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 67. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 20 mph.
Monday
Mostly sunny, with a high near 95.
Monday Night
Mostly clear, with a low around 68.
Tuesday
Sunny, with a high near 98.
Tuesday Night
Mostly clear, with a low around 71.
Wednesday
Sunny, with a high near 101.
Wednesday Night
Mostly clear, with a low around 73.
Thursday
Sunny, with a high near 100.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 69.
Friday
A chance of showers. Mostly sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
Fontana CA
 34.1°N 117.43°W (Elev. 1296 ft)
12:20 am PDT Jul 11, 2026
2am PDT Jul 11, 2026-6pm PDT Jul 17, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database