Fort Ross Weather Forecast

    • 56
    • 67

    Decreasing Clouds

    • 56
    • 66

    Partly Sunny

    • 58
    • 70

    Mostly Sunny

    • 61
    • 76

    Partly Sunny

    • 61
    • 75

    Partly Sunny

    • 58
    • 71

    Partly Sunny

Today 20 Sep Coastal North Bay Including Point Reyes National Seashore

Mostly cloudy. Patchy fog in the morning. Highs in the 60s to lower 70s. Northwest Winds 5 to 10 Mph.

Tonight 20 Sep Coastal North Bay Including Point Reyes National Seashore

Mostly cloudy. Patchy fog after midnight. Lows in the mid 50s. Northwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fort Ross Temperature Statistics

September Temperature

Santa Rosa, Santa Rosa Sonoma County Airport (23 miles)

  • Lowest 5 September, 2026

    46.7 °F

  • Average September

    67.3 °F

  • Highest 10 September, 2026

    101.6 °F

Climate (2021–2026)

Santa Rosa, Santa Rosa Sonoma County Airport (23 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    58.7 °F

  • Average High 2021–2026

    72.9 °F
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