Cotati Weather Forecast

    • 57
    • 64

    Rain Showers

    • 48
    • 63

    Rain Showers

    • 45
    • 63

    Slight Chance Rain Showers

    • 48
    • 67

    Areas Fog

    • 47
    • 62

    Chance Rain

    • 41
    • 59

    Slight Chance Rain

    • 41
    • 62

    Mostly Sunny

Today 12 Nov North Bay Interior Valleys

Mostly cloudy. A chance of rain. Highs in the 50s to upper 60s. South Winds 10 to 20 Mph.

Tonight 12 Nov North Bay Interior Valleys

Breezy. A chance of rain in the Evening, then Showers and a slight chance of Thunderstorms after midnight. Locally heavy rainfall possible after midnight. Lows in the mid 50s to lower 60s. Southeast Winds 20 to 30 Mph decreasing to 10 to 20 Mph after midnight. Gusts up to 45 Mph.

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Cotati Temperature Statistics

November Temperature

Petaluma Municipal Airport (7.5 miles)

  • Lowest 8 November, 2025

    46.4 °F

  • Average November

    61.6 °F

  • Highest 10 November, 2025

    77 °F

Climate (2020–Present)

Petaluma Municipal Airport (7.5 miles)

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  • Average Low 2020–2025

    44.5 °F

  • Average 2020–2025

    55.1 °F

  • Average High 2020–2025

    68.8 °F
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