Russian River Mouth Weather Forecast

    • 53
    • 58

    Mostly Sunny

    • 55
    • 60

    Mostly Sunny

    • 54
    • 62

    Mostly Sunny

    • 54
    • 58

    Partly Sunny

    • 55
    • 60

    Partly Sunny

    • 55
    • 61

    Partly Sunny

Today 27 Oct Coastal North Bay Including Point Reyes National Seashore

Sunny. Highs in the 60s. Northwest Winds 5 to 10 Mph.

Tonight 27 Oct Coastal North Bay Including Point Reyes National Seashore

Mostly clear. Lows around 50. Northwest Winds 5 to 10 Mph.

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  • Temperature Real-Time

Russian River Mouth Temperature Statistics

October Temperature

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

  • Lowest 12 October, 2025

    42.1 °F

  • Average October

    59.4 °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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