Sebastopol Weather Forecast

    • 44
    • 66

    Chance Rain Showers

    • 41
    • 73

    Becoming Sunny

    • 41
    • 76

    Mostly Sunny

    • 42
    • 76

    Partly Sunny

    • 41
    • 72

    Partly Sunny

    • 41
    • 71

    Areas Fog

    • 42
    • 71

    Areas Fog

Today 22 Oct North Bay Interior Valleys

Showers likely. Highs in the upper 50s to lower 70s. West Winds 10 to 15 Mph.

Tonight 22 Oct North Bay Interior Valleys

Mostly cloudy in the evening then becoming partly cloudy. Patchy fog. Lows in the lower 40s to mid 50s. West Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sebastopol Temperature Statistics

October Temperature

Santa Rosa, Santa Rosa Sonoma County Airport (6.2 miles)

  • Lowest 14 October, 2026

    37.7 °F

  • Average October

    65.9 °F

  • Highest 3 October, 2026

    102.7 °F

Climate (2021–2026)

Santa Rosa, Santa Rosa Sonoma County Airport (6.2 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    58.8 °F

  • Average High 2021–2026

    73 °F
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