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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 34.11°N 117.37°W (Text-Only)
NWS Forecast for: Rialto CA
Issued by: National Weather Service San Diego, CA
Last Update: 1:40 am PST Dec 5, 2025		Print

  • Overnight

    Overnight: Clear, with a low around 45. North wind 5 to 10 mph.

    Low: 45 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 72. North wind around 10 mph, with gusts as high as 20 mph.

    High: 72 °F

    Sunny

  • Friday
    Night

    Friday Night: Clear, with a low around 47. Northwest wind around 5 mph becoming calm.

    Low: 47 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 72. Calm wind becoming southwest around 5 mph.

    High: 72 °F

    Sunny

  • Saturday
    Night

    Saturday Night: Clear, with a low around 49. Calm wind.

    Low: 49 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Monday
    Night

    Monday Night: Clear, with a low around 53.

    Low: 53 °F

    Clear

    • Overnight: Clear, with a low around 45. North wind 5 to 10 mph.

    Friday: Sunny, with a high near 72. North wind around 10 mph, with gusts as high as 20 mph.

    Friday Night: Clear, with a low around 47. Northwest wind around 5 mph becoming calm.

    Saturday: Sunny, with a high near 72. Calm wind becoming southwest around 5 mph.

    Saturday Night: Clear, with a low around 49. Calm wind.

    Sunday: Sunny, with a high near 76.

    Sunday Night: Mostly clear, with a low around 51.

    Monday: Sunny, with a high near 79.

    Monday Night: Clear, with a low around 53.

    Tuesday: Sunny, with a high near 80.

    Tuesday Night: Mostly clear, with a low around 53.

    Wednesday: Sunny, with a high near 80.

    Wednesday Night: Clear, with a low around 54.

    Thursday: Sunny, with a high near 80.


    Rialto CA
     34.11°N 117.37°W (Elev. 1250 ft)

    Visit your local NWS office at: https://www.weather.gov/sgx