Junipero Serra County Park Weather Forecast

    • 45
    • 61

    Increasing Clouds

    • 45
    • 59

    Partly Sunny

    • 51
    • 61

    Mostly Cloudy

    • 53
    • 62

    Rain Likely

    • 48
    • 60

    Chance Rain

    • 51
    • 59

    Chance Rain

Today 13 Dec San Francisco Bay Shoreline

Sunny. Patchy dense fog in the morning. Highs around 60. Northwest Winds 5 to 10 Mph.

Tonight 13 Dec San Francisco Bay Shoreline

Mostly clear except patchy fog. Lows in the mid 40s. North Winds 5 to 10 Mph.

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Junipero Serra County Park Temperature Statistics

December Temperature

San Francisco, San Francisco International Airport (3.1 miles)

  • Lowest 2 December, 2025

    45 °F

  • Average December

    50 °F

  • Highest 3 December, 2025

    63 °F

Climate (2020–Present)

San Francisco, San Francisco International Airport (3.1 miles)

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  • Average Low 2020–2025

    52.3 °F

  • Average 2020–2025

    58.3 °F

  • Average High 2020–2025

    66.5 °F
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