Gallatin Weather Forecast

    • 48
    • 74

    Mostly Sunny

    • 57
    • 79

    Chance Rain Showers

    • 59
    • 83

    Partly Sunny

    • 60
    • 87

    Mostly Sunny

    • 63
    • 89

    Partly Sunny

    • 64
    • 89

    Partly Sunny

Today 7 Sep Daviess

Sunny. Highs in the lower 70s. Northeast Winds around 5 Mph.

Tonight 7 Sep Daviess

Mostly clear. Lows in the upper 40s. Southeast Winds around 5 Mph.

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Gallatin Temperature Statistics

September Temperature

Chillicothe, Chillicothe Agri-Science Center (21.1 miles)

  • Lowest 4 September, 2025

    46.9 °F

  • Average September

    65 °F

  • Highest 3 September, 2025

    80.1 °F

Climate (2020–Present)

Chillicothe, Chillicothe Agri-Science Center (21.1 miles)

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  • Average Low 2020–2025

    45.2 °F

  • Average 2020–2025

    55.7 °F

  • Average High 2020–2025

    66.3 °F
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