Tunnel Hill Weather Forecast

    • 8
    • 34

    Slight Chance Freezing Drizzle

    • 8
    • 17

    Mostly Sunny

    • 24
    • 33

    Mostly Sunny

    • 35
    • 45

    Partly Sunny

    • 46
    • 52

    Rain Showers Likely

    • 28
    • 56

    Chance Rain Showers

Today 13 Dec Johnson

Mostly cloudy with a slight chance of drizzle and snow. Highs in the upper 30s. Temperature falling into the lower 30s. Northeast Winds 5 to 10 Mph. Chance of snow 20 percent.

Tonight 13 Dec Johnson

Mostly cloudy in the Evening, then becoming partly cloudy. Much Colder with Lows around 8 above. North Winds 10 to 15 Mph with Gusts up to 25 Mph. Wind chill Readings as low as zero after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Tunnel Hill Temperature Statistics

December Temperature

Marion - Williamson County Regional Airport (19.3 miles)

  • Lowest 5 December, 2025

    17.6 °F

  • Average December

    34.2 °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

    55.7 °F

  • Average High 2020–2025

    67.5 °F
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