DeKalb-Peachtree Airport Weather Forecast

    • 63
    • 86

    Slight Chance Thunderstorms

    • 64
    • 86

    Slight Chance Thunderstorms

    • 65
    • 88

    Mostly Sunny

    • 66
    • 90

    Mostly Sunny

    • 65
    • 88

    Partly Sunny

    • 63
    • 84

    Slight Chance Thunderstorms

Today 16 Sep DeKalb

Sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs in the mid 80s. Light east Winds, becoming northwest this afternoon. Chance of rain 20 percent.

Tonight 16 Sep DeKalb

Mostly clear in the Evening, then partly cloudy with a slight chance of Showers after midnight. Lows in the lower 60s. Light northeast Winds. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

DeKalb-Peachtree Airport Temperature Statistics

September Temperature

Atlanta, De Kalb-Peachtree Airport (0 miles)

  • Lowest 11 September, 2025

    57.9 °F

  • Average September

    72.4 °F

  • Highest 5 September, 2025

    91.9 °F

Climate (2020–Present)

Atlanta, De Kalb-Peachtree Airport (0 miles)

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  • Average Low 2020–2025

    52.9 °F

  • Average 2020–2025

    62.7 °F

  • Average High 2020–2025

    73.1 °F
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