Bear Gulch Reservoir Weather Forecast

    • 44
    • 63

    Mostly Sunny

    • 46
    • 64

    Mostly Sunny

    • 48
    • 69

    Mostly Sunny

    • 47
    • 70

    Mostly Sunny

    • 46
    • 69

    Mostly Sunny

    • 47
    • 67

    Partly Sunny

Today 8 Dec San Francisco Bay Shoreline

Sunny. Patchy fog in the morning. Highs in the upper 50s. Northwest Winds 5 to 10 Mph.

Tonight 8 Dec San Francisco Bay Shoreline

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

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Bear Gulch Reservoir Temperature Statistics

December Temperature

San Carlos Airport (5.6 miles)

  • Lowest 4 December, 2025

    42.8 °F

  • Average December

    48.5 °F

  • Highest 3 December, 2025

    64.4 °F

Climate (2020–Present)

San Carlos Airport (5.6 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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