Petaluma River - Black Point Weather Forecast

    • 54
    • 74

    Becoming Sunny

    • 53
    • 78

    Mostly Sunny

    • 54
    • 81

    Mostly Sunny

    • 56
    • 87

    Mostly Sunny

    • 55
    • 89

    Mostly Sunny

    • 55
    • 85

    Mostly Sunny

Today 17 Aug North Bay Interior Valleys

Partly cloudy in the morning then becoming sunny. Highs in the mid 60s to lower 80s. West Winds 10 to 20 Mph.

Tonight 17 Aug North Bay Interior Valleys

Mostly clear in the evening then becoming partly cloudy. Lows in the upper 40s to mid 50s. West Winds 10 to 20 Mph.

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Petaluma River - Black Point Temperature Statistics

August Temperature

Novato / Gnoss Field (3.1 miles)

  • Lowest 2 August, 2025

    48.2 °F

  • Average August

    64.7 °F

  • Highest 8 August, 2025

    96.8 °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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