Downtown Palo Alto Weather Forecast

    • 43
    • 59

    Decreasing Clouds

    • 45
    • 59

    Mostly Sunny

    • 45
    • 64

    Mostly Sunny

    • 48
    • 67

    Mostly Sunny

    • 47
    • 68

    Mostly Sunny

    • 46
    • 67

    Mostly Sunny

    • 47
    • 67

    Partly Sunny

Today 7 Dec San Francisco Bay Shoreline

Partly cloudy. Highs in the upper 50s. Northwest Winds around 5 Mph.

Tonight 7 Dec San Francisco Bay Shoreline

Mostly clear except patchy fog. Lows in the mid 40s. North Winds up to 5 Mph.

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Downtown Palo Alto Temperature Statistics

December Temperature

Palo Alto Airport (2.5 miles)

  • Lowest 4 December, 2025

    37.4 °F

  • Average December

    50.9 °F

  • Highest 3 December, 2025

    64.4 °F

Climate (2020–Present)

Palo Alto Airport (2.5 miles)

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  • Average Low 2020–2025

    50.8 °F

  • Average 2020–2025

    60.3 °F

  • Average High 2020–2025

    67.1 °F
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