San Francisco Bay - Guadalupe Slough Entrance Weather Forecast

    • 45
    • 59

    Increasing Clouds

    • 45
    • 62

    Partly Sunny

    • 46
    • 62

    Partly Sunny

    • 48
    • 63

    Partly Sunny

    • 49
    • 65

    Mostly Sunny

    • 48
    • 66

    Mostly Sunny

Today 6 Dec San Francisco Bay Shoreline

Partly cloudy in the morning then becoming sunny. Highs in the lower 60s. Northwest Winds 5 to 10 Mph.

Tonight 6 Dec San Francisco Bay Shoreline

Mostly clear. Lows in the 40s. North Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Francisco Bay - Guadalupe Slough Entrance Temperature Statistics

December Temperature

Palo Alto Airport (4.3 miles)

  • Lowest 4 December, 2025

    37.4 °F

  • Average December

    51.1 °F

  • Highest 3 December, 2025

    64.4 °F

Climate (2020–Present)

Palo Alto Airport (4.3 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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