Castalian Springs Weather Forecast

    • 31
    • 44

    Mostly Cloudy

    • 33
    • 48

    Chance Rain

    • 24
    • 41

    Partly Sunny

    • 37
    • 50

    Partly Sunny

    • 33
    • 55

    Chance Rain

    • 28
    • 47

    Chance Rain

Today 6 Dec Sumner

Partly sunny. Highs in the lower 40s. Southwest Winds around 5 Mph.

Tonight 6 Dec Sumner

Mostly cloudy. Lows in the lower 30s. Southeast Winds around 5 Mph.

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Castalian Springs Temperature Statistics

December Temperature

Nashville, Nashville International Airport (28 miles)

  • Lowest 1 December, 2025

    26.1 °F

  • Average December

    33.6 °F

  • Highest 1 December, 2025

    43 °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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