Petaluma River - Black Point Weather Forecast

    • 51
    • 69

    Mostly Cloudy

    • 51
    • 72

    Chance Rain Showers

    • 47
    • 70

    Chance Rain Showers

    • 44
    • 75

    Mostly Sunny

    • 45
    • 77

    Mostly Sunny

    • 46
    • 77

    Partly Sunny

    • 45
    • 76

    Partly Sunny

Today 20 Oct North Bay Interior Valleys

Mostly cloudy. Highs in the 60s to lower 70s. Northeast Winds up to 5 Mph. Becoming south in the afternoon.

Tonight 20 Oct North Bay Interior Valleys

Mostly cloudy. Lows in the 40s to mid 50s. West Winds up to 5 Mph in the evening. Becoming light.

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Petaluma River - Black Point Temperature Statistics

October Temperature

Novato / Gnoss Field (3.1 miles)

  • Lowest 13 October, 2026

    42.8 °F

  • Average October

    63.7 °F

  • Highest 3 October, 2026

    100.4 °F

Climate (2021–2026)

Novato / Gnoss Field (3.1 miles)

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  • Average Low 2021–2026

    47 °F

  • Average 2021–2026

    57.9 °F

  • Average High 2021–2026

    72.6 °F
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