South Los Altos Weather Forecast

    • 54
    • 71

    Increasing Clouds

    • 53
    • 72

    Partly Sunny

    • 56
    • 72

    Mostly Cloudy

    • 53
    • 71

    Chance Rain

    • 52
    • 68

    Slight Chance Rain

    • 53
    • 71

    Partly Sunny

    • 53
    • 74

    Mostly Sunny

Today 22 Oct San Francisco Bay Shoreline

Mostly cloudy. Isolated Showers. Highs in the upper 60s. West Winds 10 to 20 Mph.

Tonight 22 Oct San Francisco Bay Shoreline

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 50s. West Winds 5 to 15 Mph.

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South Los Altos Temperature Statistics

October Temperature

San Jose, San Jose International Airport (7.5 miles)

  • Lowest 14 October, 2025

    48.9 °F

  • Average October

    64 °F

  • Highest 6 October, 2025

    86 °F

Climate (2020–Present)

San Jose, San Jose International Airport (7.5 miles)

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  • Average Low 2020–2025

    51.8 °F

  • Average 2020–2025

    61.5 °F

  • Average High 2020–2025

    72.4 °F
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