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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 38.14°N 122.25°W (Text-Only)
NWS Forecast for: Vallejo CA
Issued by: National Weather Service Sacramento, CA
Last Update: 1:20 am PST Dec 5, 2025		Print

  • Overnight

    Overnight: Patchy dense fog before 4am, then patchy dense fog after 5am. Otherwise, partly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Patchy Dense
    Fog

  • Friday

    Friday: Patchy dense fog before 9am. Otherwise, mostly sunny, with a high near 58. Light and variable wind.

    High: 58 °F

    Patchy Dense
    Fog then
    Sunny

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Partly Cloudy


  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 60. Light east northeast wind.

    High: 60 °F

    Becoming
    Sunny

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Partly Cloudy


  • Sunday

    Sunday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny


  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy


  • Monday

    Monday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny


  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy




    • Overnight: Patchy dense fog before 4am, then patchy dense fog after 5am. Otherwise, partly cloudy, with a low around 42. Calm wind.

    Friday: Patchy dense fog before 9am. Otherwise, mostly sunny, with a high near 58. Light and variable wind.

    Friday Night: Partly cloudy, with a low around 43. Calm wind.

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 60. Light east northeast wind.

    Saturday Night: Partly cloudy, with a low around 45. Calm wind.

    Sunday: Partly sunny, with a high near 61.

    Sunday Night: Partly cloudy, with a low around 46.

    Monday: Mostly sunny, with a high near 62.

    Monday Night: Partly cloudy, with a low around 47.

    Tuesday: Partly sunny, with a high near 62.

    Tuesday Night: Mostly cloudy, with a low around 48.

    Wednesday: Mostly sunny, with a high near 64.

    Wednesday Night: Partly cloudy, with a low around 48.

    Thursday: Mostly sunny, with a high near 63.


    Vallejo CA
     38.14°N 122.25°W (Elev. 75 ft)

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