Petaluma River - Lakeville Weather Forecast

    • 53
    • 83

    Increasing Clouds

    • 54
    • 85

    Decreasing Clouds

    • 55
    • 85

    Partly Sunny

    • 56
    • 82

    Mostly Cloudy

    • 53
    • 80

    Partly Sunny

    • 53
    • 82

    Partly Sunny

    • 53
    • 83

    Partly Sunny

Today 17 Aug North Bay Interior Valleys

Sunny. Highs in the lower 70s to mid 80s. Southwest Winds 10 to 15 Mph.

Tonight 17 Aug North Bay Interior Valleys

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

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Petaluma River - Lakeville Temperature Statistics

August Temperature

Novato / Gnoss Field (3.7 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 (3.7 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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