Petaluma River - Sears Point Road Bridge Weather Forecast

    • 55
    • 80

    Becoming Sunny

    • 54
    • 80

    Partly Sunny

    • 54
    • 81

    Mostly Sunny

    • 55
    • 84

    Mostly Sunny

    • 56
    • 87

    Mostly Sunny

    • 56
    • 86

    Mostly Sunny

Today 26 Aug North Bay Interior Valleys

Partly cloudy in the morning then becoming sunny. Patchy dense fog in the morning. Highs in the lower 70s to mid 80s. Southwest Winds 10 to 20 Mph.

Tonight 26 Aug North Bay Interior Valleys

Mostly clear in the evening then becoming partly cloudy. Patchy fog after midnight. Lows in the 50s. Southwest Winds 10 to 20 Mph.

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Petaluma River - Sears Point Road Bridge Temperature Statistics

August Temperature

Novato / Gnoss Field (3.1 miles)

  • Lowest 19 August, 2025

    46.4 °F

  • Average August

    65 °F

  • Highest 21 August, 2025

    100.4 °F

Climate (2020–Present)

Novato / Gnoss Field (3.1 miles)

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  • Average Low 2020–2025

    46 °F

  • Average 2020–2025

    57.5 °F

  • Average High 2020–2025

    72.6 °F
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