Sugarloaf Ridge State Park Weather Forecast

    • 52
    • 74

    Sunny

    • 49
    • 70

    Sunny

    • 51
    • 66

    Partly Sunny

    • 47
    • 60

    Partly Sunny

    • 52
    • 67

    Mostly Sunny

    • 50
    • 71

    Mostly Sunny

    • 50
    • 68

    Mostly Sunny

Today 30 Apr North Bay Interior Mountains

Sunny. Highs in the mid 60s to lower 80s. Northeast Winds 5 to 10 Mph. Becoming west in the afternoon.

Tonight 30 Apr North Bay Interior Mountains

Clear. Lows in the 50s. Northwest Winds 5 to 10 Mph.

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Sugarloaf Ridge State Park Temperature Statistics

April Temperature

Petaluma Municipal Airport (13.7 miles)

  • Lowest 3 April, 2025

    33.8 °F

  • Average April

    51.9 °F

  • Highest 13 April, 2025

    75.2 °F

Climate (2020–Present)

Petaluma Municipal Airport (13.7 miles)

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  • Average Low 2020–2025

    44.6 °F

  • Average 2020–2025

    55.5 °F

  • Average High 2020–2025

    69.5 °F
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