Tunnel Hill Weather Forecast

    • 26
    • 46

    Decreasing Clouds

    • 34
    • 39

    Mostly Cloudy

    • 25
    • 50

    Partly Sunny

    • 14
    • 39

    Mostly Cloudy

    • 15
    • 26

    Mostly Sunny

    • 26
    • 37

    Mostly Cloudy

Today 10 Dec Johnson

Mostly cloudy in the Morning, then becoming partly sunny. Highs in the mid 40s. Temperature falling into the upper 30s in the afternoon. Northwest Winds 15 to 20 Mph with Gusts up to 40 Mph.

Tonight 10 Dec Johnson

Partly cloudy in the Evening, then becoming mostly cloudy. Cooler with Lows in the mid 20s. Northwest Winds 5 to 10 Mph.

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Tunnel Hill Temperature Statistics

December Temperature

Marion - Williamson County Regional Airport (19.3 miles)

  • Lowest 5 December, 2025

    17.6 °F

  • Average December

    32.9 °F

  • Highest 6 December, 2025

    48.2 °F

Climate (2020–Present)

Marion - Williamson County Regional Airport (19.3 miles)

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  • Average Low 2020–2025

    47.5 °F

  • Average 2020–2025

    55.8 °F

  • Average High 2020–2025

    67.6 °F
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