San Francisco Bay - Red Rock Island Weather Forecast

    • 46
    • 59

    Decreasing Clouds

    • 48
    • 55

    Mostly Sunny

    • 49
    • 57

    Mostly Sunny

    • 51
    • 57

    Partly Sunny

    • 51
    • 57

    Partly Sunny

    • 51
    • 58

    Partly Sunny

Today 3 Dec San Francisco Bay Shoreline

Partly cloudy in the morning then becoming sunny. 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 lower to mid 40s. Northeast Winds around 5 Mph.

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San Francisco Bay - Red Rock Island Temperature Statistics

December Temperature

Novato / Gnoss Field (16.2 miles)

  • Lowest

  • Average December

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Climate (2020–Present)

Novato / Gnoss Field (16.2 miles)

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  • Average Low 2020–2025

    46.1 °F
  • Average 2020–2025

    57.4 °F
  • Average High 2020–2025

    72.3 °F
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