Marietta Weather Forecast

    • 66
    • 93

    Decreasing Clouds

    • 69
    • 91

    Mostly Cloudy

    • 70
    • 94

    Slight Chance Thunderstorms

    • 69
    • 96

    Partly Sunny

    • 71
    • 93

    Chance Rain Showers

    • 64
    • 90

    Rain Showers Likely

Today 24 Sep Love

Partly sunny. Highs in the mid 90s. Southeast Winds 5 to 10 Mph.

Tonight 24 Sep Love

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the mid 60s. Southeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Marietta Temperature Statistics

September Temperature

Ardmore, Ardmore Downtown Executive Airport (14.3 miles)

  • Lowest 21 September, 2026

    68 °F

  • Average September

    84.8 °F

  • Highest 8 September, 2026

    102.2 °F

Climate (2021–2026)

Ardmore, Ardmore Downtown Executive Airport (14.3 miles)

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  • Average Low 2021–2026

    53.4 °F

  • Average 2021–2026

    64.7 °F

  • Average High 2021–2026

    76.9 °F
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