Smyrna Weather Forecast

    • 71
    • 86

    Thunderstorms Likely

    • 71
    • 88

    Rain Showers Likely

    • 71
    • 89

    Chance Thunderstorms

    • 72
    • 90

    Chance Thunderstorms

    • 73
    • 90

    Chance Thunderstorms

    • 73
    • 90

    Chance Thunderstorms

Today 5 Aug Cobb

Mostly sunny. A chance of Showers and Thunderstorms in the Morning, then Showers and Thunderstorms likely in the afternoon. Highs in the mid 80s. Light southeast Winds. Chance of rain 70 percent.

Tonight 5 Aug Cobb

Partly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then mostly cloudy after midnight. Lows in the lower 70s. Light southeast Winds in the Evening, becoming light and variable. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Smyrna Temperature Statistics

August Temperature

Marietta / Dobbins Air Force Base (1.9 miles)

  • Lowest 2 August, 2026

    73.9 °F

  • Average August

    81.1 °F

  • Highest 2 August, 2026

    89.6 °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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