San Francisco Bay - Steinberger Slough Entrance Weather Forecast

    • 53
    • 62

    Rain

    • 51
    • 63

    Rain

    • 52
    • 61

    Rain

    • 48
    • 57

    Rain

    • 45
    • 56

    Rain Showers

    • 40
    • 56

    Mostly Sunny

    • 41
    • 56

    Mostly Sunny

Today 22 Dec San Francisco Bay Shoreline

Cloudy. A chance of rain. Highs in the lower 60s. Southwest Winds 5 to 10 Mph.

Tonight 22 Dec San Francisco Bay Shoreline

Cloudy. A chance of rain. Lows in the mid 50s. Northwest Winds up to 5 Mph. Becoming southeast after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Francisco Bay - Steinberger Slough Entrance Temperature Statistics

December Temperature

San Carlos Airport (1.9 miles)

  • Lowest 12 December, 2025

    39.2 °F

  • Average December

    49.4 °F

  • Highest 19 December, 2025

    66.2 °F

Climate (2020–Present)

San Carlos Airport (1.9 miles)

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  • Average Low 2020–2025

    51.3 °F

  • Average 2020–2025

    56.6 °F

  • Average High 2020–2025

    68 °F
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