Portola Valley Ranch Weather Forecast

    • 55
    • 88

    Sunny

    • 55
    • 75

    Breezy

    • 50
    • 72

    Mostly Sunny

    • 52
    • 73

    Mostly Sunny

    • 51
    • 72

    Sunny

    • 51
    • 75

    Mostly Sunny

    • 52
    • 72

    Chance Rain

Today 7 Oct San Francisco Bay Shoreline

Sunny. Highs in the 80s. Northwest Winds 5 to 15 Mph.

Tonight 7 Oct San Francisco Bay Shoreline

Mostly clear in the evening then becoming partly cloudy. Lows around 60. West Winds 5 to 15 Mph.

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Portola Valley Ranch Temperature Statistics

October Temperature

Palo Alto Airport (8.1 miles)

  • Lowest 4 October, 2025

    51.8 °F

  • Average October

    66.8 °F

  • Highest 1 October, 2025

    77 °F

Climate (2020–Present)

Palo Alto Airport (8.1 miles)

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  • Average Low 2020–2025

    50.8 °F

  • Average 2020–2025

    60.4 °F

  • Average High 2020–2025

    67.2 °F
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