Petaluma River - Black Point Weather Forecast

    • 50
    • 67

    Mostly Cloudy

    • 49
    • 70

    Mostly Sunny

    • 50
    • 74

    Partly Sunny

    • 51
    • 70

    Partly Sunny

    • 50
    • 71

    Mostly Sunny

    • 49
    • 75

    Mostly Sunny

    • 50
    • 78

    Sunny

Today 25 May North Bay Interior Valleys

Partly cloudy late in the morning then becoming mostly cloudy. A slight chance of drizzle. Highs in the upper 50s to mid 70s. Southwest Winds 10 to 20 Mph.

Tonight 25 May North Bay Interior Valleys

Mostly cloudy. A slight chance of drizzle. Lows in the mid 40s to lower 50s. West Winds 10 to 20 Mph.

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Petaluma River - Black Point Temperature Statistics

May Temperature

Novato / Gnoss Field (3.1 miles)

  • Lowest 4 May, 2026

    46.4 °F

  • Average May

    62.1 °F

  • Highest 19 May, 2026

    89.6 °F

Climate (2021–Present)

Novato / Gnoss Field (3.1 miles)

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  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    57.7 °F

  • Average High 2021–2026

    72.5 °F
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