Cotati Weather Forecast

    • 52
    • 85

    Mostly Sunny

    • 53
    • 84

    Mostly Sunny

    • 52
    • 81

    Mostly Sunny

    • 52
    • 80

    Mostly Sunny

    • 53
    • 80

    Areas Fog

    • 51
    • 78

    Areas Fog

Today 12 Jun North Bay Interior Valleys

Sunny. Highs in the upper 70s to lower 90s. Southwest Winds 5 to 15 Mph.

Tonight 12 Jun North Bay Interior Valleys

Mostly clear except patchy fog after midnight. Lows in the 50s. Southwest Winds 5 to 15 Mph.

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Cotati Temperature Statistics

June Temperature

Petaluma Municipal Airport (7.5 miles)

  • Lowest 7 June, 2026

    41 °F

  • Average June

    60.1 °F

  • Highest 1 June, 2026

    84.2 °F

Climate (2021–Present)

Petaluma Municipal Airport (7.5 miles)

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  • Average Low 2021–2026

    44.8 °F

  • Average 2021–2026

    55.2 °F

  • Average High 2021–2026

    68.5 °F
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