Calistoga Weather Forecast

    • 49
    • 69

    Mostly Sunny

    • 51
    • 76

    Mostly Sunny

    • 52
    • 77

    Mostly Sunny

    • 48
    • 72

    Mostly Sunny

    • 49
    • 73

    Mostly Sunny

    • 50
    • 71

    Partly Sunny

Today 16 Oct North Bay Interior Valleys

Partly cloudy in the morning then becoming sunny. Areas of fog in the morning. Highs in the lower 60s to mid 70s. Northwest Winds up to 5 Mph. Becoming southwest in the afternoon.

Tonight 16 Oct North Bay Interior Valleys

Mostly clear. Lows in the 40s to mid 50s. Northwest Winds 5 to 10 Mph.

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Calistoga Temperature Statistics

October Temperature

Santa Rosa, Santa Rosa Sonoma County Airport (13.7 miles)

  • Lowest 12 October, 2025

    42.1 °F

  • Average October

    60.7 °F

  • Highest 7 October, 2025

    89.1 °F

Climate (2020–Present)

Santa Rosa, Santa Rosa Sonoma County Airport (13.7 miles)

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  • Average Low 2020–2025

    45.3 °F

  • Average 2020–2025

    57.9 °F

  • Average High 2020–2025

    72.7 °F
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