Hartsfield - Jackson Atlanta International Airport Weather Forecast

    • 66
    • 89

    Mostly Sunny

    • 67
    • 91

    Mostly Sunny

    • 66
    • 89

    Partly Sunny

    • 66
    • 86

    Partly Sunny

    • 66
    • 84

    Partly Sunny

    • 67
    • 85

    Slight Chance Thunderstorms

Today 18 Sep Clayton

Sunny. Highs in the upper 80s. Light northeast Winds.

Tonight 18 Sep Clayton

Mostly clear. Lows in the lower 60s. Light east Winds in the Evening, becoming light and variable.

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Hartsfield - Jackson Atlanta International Airport Temperature Statistics

September Temperature

Atlanta, Hartsfield - Jackson Atlanta International Airport (0 miles)

  • Lowest 9 September, 2025

    62.1 °F

  • Average September

    75.5 °F

  • Highest 5 September, 2025

    91 °F

Climate (2020–Present)

Atlanta, Hartsfield - Jackson Atlanta International Airport (0 miles)

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  • Average Low 2020–2025

    56.4 °F

  • Average 2020–2025

    64.9 °F

  • Average High 2020–2025

    74.5 °F
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