Williamson County Regional Airport Weather Forecast

    • 45
    • 55

    Rain

    • 35
    • 56

    Slight Chance Rain

    • 40
    • 51

    Mostly Cloudy

    • 45
    • 61

    Partly Sunny

    • 36
    • 60

    Partly Sunny

    • 37
    • 53

    Mostly Cloudy

Today 30 Jan Williamson

Rain in the Morning, then rain with a slight chance of Thunderstorms in the afternoon. Some Thunderstorms may produce heavy rainfall in the afternoon. Highs in the mid 50s. Southeast Winds 5 to 10 Mph. Chance of rain near 100 percent.

Tonight 30 Jan Williamson

Rain, mainly in the evening. Lows in the upper 40s. Southeast Winds around 10 Mph, becoming southwest after midnight. Chance of rain near 100 percent.

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Williamson County Regional Airport Temperature Statistics

January Temperature

Marion - Williamson County Regional Airport (0.6 miles)

  • Lowest 20 January, 2025

    3.2 °F

  • Average January

    25.6 °F

  • Highest 17 January, 2025

    53.6 °F

Climate (2020–Present)

Marion - Williamson County Regional Airport (0.6 miles)

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  • Average Low 2020–2025

    47 °F

  • Average 2020–2025

    55.3 °F

  • Average High 2020–2025

    67.1 °F
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