Steinberger Slough - Mariner Park Weather Forecast

    • 44
    • 62

    Partly Sunny

    • 45
    • 61

    Mostly Sunny

    • 49
    • 63

    Mostly Sunny

    • 50
    • 63

    Partly Sunny

    • 48
    • 63

    Mostly Cloudy

    • 48
    • 64

    Partly Sunny

    • 49
    • 64

    Partly Sunny

Today 3 Dec San Francisco Bay Shoreline

Mostly cloudy late in the morning then becoming partly cloudy. Highs in the lower 60s. Northeast Winds 5 to 10 Mph.

Tonight 3 Dec San Francisco Bay Shoreline

Mostly clear in the evening then becoming partly cloudy. Lows in the upper 30s to mid 40s. Northeast Winds 5 to 10 Mph.

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Steinberger Slough - Mariner Park Temperature Statistics

December Temperature

San Carlos Airport (0 miles)

  • Lowest 1 December, 2025

    44.6 °F

  • Average December

    47.3 °F

  • Highest 1 December, 2025

    53.6 °F

Climate (2020–Present)

San Carlos Airport (0 miles)

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  • Average Low 2020–2025

    51.3 °F

  • Average 2020–2025

    56.6 °F

  • Average High 2020–2025

    68.1 °F
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