Guerneville Weather Forecast

    • 49
    • 57

    Rain

    • 46
    • 57

    Rain

    • 43
    • 63

    Mostly Sunny

    • 44
    • 62

    Mostly Cloudy

    • 46
    • 57

    Rain Likely

    • 43
    • 54

    Rain

    • 42
    • 53

    Rain

Today 10 Feb North Bay Interior Valleys

Rain. Highs in the 50s to lower 60s. Southeast Winds 5 to 10 Mph.

Tonight 10 Feb North Bay Interior Valleys

Rain likely in the Evening, then rain after midnight. Lows in the mid 40s to lower 50s. East Winds 10 to 20 Mph.

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Guerneville Temperature Statistics

February Temperature

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

  • Lowest 4 February, 2026

    33.7 °F

  • Average February

    53 °F

  • Highest 2 February, 2026

    72.6 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    45.6 °F

  • Average 2021–2026

    58 °F

  • Average High 2021–2026

    72.6 °F
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