Smyrna Weather Forecast

    • 74
    • 95

    Mostly Sunny

    • 73
    • 96

    Slight Chance Thunderstorms

    • 72
    • 95

    Chance Thunderstorms

    • 70
    • 87

    Slight Chance Thunderstorms

    • 69
    • 89

    Partly Sunny

    • 70
    • 91

    Partly Sunny

Today 4 Sep Cobb

Sunny. Highs in the mid 90s. Light east Winds.

Tonight 4 Sep Cobb

Mostly clear. Lows in the lower 70s. Light southeast Winds in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Smyrna Temperature Statistics

September Temperature

Marietta / Dobbins Air Force Base (1.9 miles)

  • Lowest 1 September, 2026

    72.9 °F

  • Average September

    83.7 °F

  • Highest 1 September, 2026

    95.2 °F

Climate (2021–2026)

Marietta / Dobbins Air Force Base (1.9 miles)

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  • Average Low 2021–2026

    54.1 °F

  • Average 2021–2026

    63.2 °F

  • Average High 2021–2026

    73 °F
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