Zinfandel Weather Forecast

    • 43
    • 69

    Partly Sunny

    • 40
    • 64

    Mostly Cloudy

    • 41
    • 69

    Mostly Sunny

    • 43
    • 68

    Mostly Cloudy

    • 42
    • 67

    Slight Chance Rain

    • 43
    • 66

    Partly Sunny

Today 30 Oct North Bay Interior Valleys

Partly cloudy in the morning then becoming sunny. Patchy fog in the morning. Highs in the 60s to lower 70s. Northwest Winds up to 5 Mph. Becoming southwest in the afternoon.

Tonight 30 Oct North Bay Interior Valleys

Partly cloudy in the evening then becoming mostly cloudy. Areas of fog after midnight. Lows in the upper 30s to lower 50s. West Winds 5 to 10 Mph.

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Zinfandel Temperature Statistics

October Temperature

Petaluma Municipal Airport (17.4 miles)

  • Lowest 13 October, 2026

    39.2 °F

  • Average October

    62.7 °F

  • Highest 3 October, 2026

    98.6 °F

Climate (2021–2026)

Petaluma Municipal Airport (17.4 miles)

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  • Average Low 2021–2026

    44.7 °F

  • Average 2021–2026

    55.3 °F

  • Average High 2021–2026

    68.6 °F
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