Hartsfield - Jackson Atlanta International Airport Weather Forecast

    • 42
    • 62

    Decreasing Clouds

    • 45
    • 58

    Partly Sunny

    • 52
    • 67

    Partly Sunny

    • 52
    • 72

    Partly Sunny

    • 54
    • 73

    Mostly Cloudy

    • 56
    • 70

    Mostly Cloudy

Today 21 Dec Clayton

Mostly sunny. Highs in the lower 60s. Light northwest Winds.

Tonight 21 Dec Clayton

Partly cloudy in the Evening, then becoming mostly clear. Lows around 40. Northeast Winds 5 to 10 Mph.

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  • Temperature Real-Time

Hartsfield - Jackson Atlanta International Airport Temperature Statistics

December Temperature

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

  • Lowest 15 December, 2025

    21 °F

  • Average December

    44.7 °F

  • Highest 13 December, 2025

    69.1 °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

    65 °F

  • Average High 2020–2025

    74.6 °F
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