Estero Americano Mouth Weather Forecast

    • 54
    • 63

    Mostly Sunny

    • 54
    • 64

    Partly Sunny

    • 52
    • 57

    Mostly Cloudy

    • 53
    • 58

    Mostly Cloudy

    • 53
    • 59

    Rain Likely

    • 53
    • 57

    Rain Likely

Today 20 Oct Coastal North Bay Including Point Reyes National Seashore

Sunny. Highs in the upper 60s to mid 70s. Northeast Winds around 5 Mph. Becoming west in the afternoon.

Tonight 20 Oct Coastal North Bay Including Point Reyes National Seashore

Mostly clear. Lows in the mid 50s. North Winds around 5 Mph. Becoming east after midnight.

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  • Temperature Real-Time

Estero Americano Mouth Temperature Statistics

October Temperature

Santa Rosa, Santa Rosa Sonoma County Airport (16.8 miles)

  • Lowest 12 October, 2025

    42.1 °F

  • Average October

    59.7 °F

  • Highest 7 October, 2025

    89.1 °F

Climate (2020–Present)

Santa Rosa, Santa Rosa Sonoma County Airport (16.8 miles)

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  • Average Low 2020–2025

    45.3 °F

  • Average 2020–2025

    57.8 °F

  • Average High 2020–2025

    72.6 °F
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