Russian River Mouth Weather Forecast

    • 49
    • 57

    Decreasing Clouds

    • 50
    • 58

    Increasing Clouds

    • 53
    • 56

    Rain Likely

    • 51
    • 58

    Slight Chance Rain

    • 52
    • 58

    Mostly Cloudy

    • 53
    • 59

    Mostly Cloudy

    • 54
    • 58

    Chance Rain

Today 25 Jan Coastal North Bay Including Point Reyes National Seashore

Cloudy. Highs in the upper 50s. East Winds around 10 Mph.

Tonight 25 Jan Coastal North Bay Including Point Reyes National Seashore

Mostly cloudy late in the evening then becoming partly cloudy. Lows in the lower 40s. East Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Russian River Mouth Temperature Statistics

January Temperature

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

  • Lowest 13 January, 2026

    30.7 °F

  • Average January

    49.5 °F

  • Highest 16 January, 2026

    68 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    45.6 °F

  • Average 2021–2026

    58 °F

  • Average High 2021–2026

    72.5 °F
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