San Francisco Bay - Richmond San Rafael Bridge Weather Forecast

    • 57
    • 65

    Mostly Cloudy

    • 57
    • 65

    Increasing Clouds

    • 58
    • 65

    Mostly Cloudy

    • 57
    • 69

    Partly Sunny

    • 56
    • 70

    Mostly Sunny

    • 56
    • 67

    Partly Sunny

    • 56
    • 65

    Partly Sunny

Today 18 Aug North Bay Interior Valleys

Partly cloudy. Highs in the 70s to 80s. Southwest Winds 10 to 15 Mph.

Tonight 18 Aug North Bay Interior Valleys

Partly cloudy in the evening then becoming mostly cloudy. Patchy fog after midnight. Lows in the 50s to lower 60s. Southwest Winds 5 to 10 Mph.

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San Francisco Bay - Richmond San Rafael Bridge Temperature Statistics

August Temperature

Novato / Gnoss Field (14.9 miles)

  • Lowest 10 August, 2026

    51.8 °F

  • Average August

    66 °F

  • Highest 2 August, 2026

    98.6 °F

Climate (2021–2026)

Novato / Gnoss Field (14.9 miles)

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  • Average Low 2021–2026

    46.9 °F

  • Average 2021–2026

    57.8 °F

  • Average High 2021–2026

    72.5 °F
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