San Francisco Bay - Richmond San Rafael Bridge Weather Forecast

    • 49
    • 56

    Mostly Sunny

    • 50
    • 56

    Partly Sunny

    • 50
    • 57

    Partly Sunny

    • 50
    • 58

    Partly Sunny

    • 52
    • 58

    Partly Sunny

    • 52
    • 60

    Partly Sunny

Today 5 Dec North Bay Interior Valleys

Sunny. Patchy fog in the morning. Highs in the 50s to mid 60s. East Winds up to 5 Mph. Becoming southwest in the afternoon.

Tonight 5 Dec North Bay Interior Valleys

Partly cloudy. Patchy fog and frost. Lows in the lower 30s to mid 40s. East Winds 5 to 10 Mph.

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San Francisco Bay - Richmond San Rafael Bridge Temperature Statistics

December Temperature

Novato / Gnoss Field (14.9 miles)

  • Lowest 2 December, 2025

    37.4 °F

  • Average December

    47.9 °F

  • Highest 3 December, 2025

    71.6 °F

Climate (2020–Present)

Novato / Gnoss Field (14.9 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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