Guerneville Weather Forecast

    • 44
    • 64

    Mostly Sunny

    • 44
    • 65

    Partly Sunny

    • 47
    • 67

    Partly Sunny

    • 46
    • 66

    Partly Sunny

    • 44
    • 65

    Partly Sunny

    • 43
    • 61

    Partly Sunny

    • 43
    • 61

    Partly Sunny

Today 24 Nov North Bay Interior Valleys

Sunny. Highs in the 50s to upper 60s. Southwest Winds 5 to 10 Mph.

Tonight 24 Nov North Bay Interior Valleys

Mostly clear in the evening then becoming partly cloudy. Patchy fog. Lows in the 30s to upper 40s. Northwest Winds 5 to 10 Mph.

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Guerneville Temperature Statistics

November Temperature

Santa Rosa, Santa Rosa Sonoma County Airport (9.3 miles)

  • Lowest 22 November, 2025

    37 °F

  • Average November

    56.4 °F

  • Highest 2 November, 2025

    79 °F

Climate (2020–Present)

Santa Rosa, Santa Rosa Sonoma County Airport (9.3 miles)

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  • Average Low 2020–2025

    45.5 °F

  • Average 2020–2025

    57.9 °F

  • Average High 2020–2025

    72.6 °F
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