Castalian Springs Weather Forecast

    • 41
    • 73

    Sunny

    • 39
    • 69

    Sunny

    • 37
    • 69

    Mostly Sunny

    • 49
    • 68

    Mostly Cloudy

    • 52
    • 72

    Chance Rain Showers

    • 51
    • 70

    Chance Rain Showers

Today 21 Oct Sumner

Sunny. Highs in the lower 70s. West Winds 10 to 15 Mph.

Tonight 21 Oct Sumner

Clear. Lows in the lower 40s. West Winds 10 to 15 Mph.

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  • Temperature Real-Time

Castalian Springs Temperature Statistics

October Temperature

Nashville, Nashville International Airport (28 miles)

  • Lowest 19 October, 2025

    46.9 °F

  • Average October

    69.1 °F

  • Highest 1 October, 2025

    87.1 °F

Climate (2020–Present)

Nashville, Nashville International Airport (28 miles)

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  • Average Low 2020–2025

    52.6 °F

  • Average 2020–2025

    62.6 °F

  • Average High 2020–2025

    73.1 °F
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