Marietta Weather Forecast

    • 75
    • 92

    Slight Chance Thunderstorms

    • 74
    • 93

    Becoming Sunny

    • 75
    • 94

    Sunny

    • 75
    • 96

    Sunny

    • 77
    • 98

    Hot

    • 77
    • 98

    Hot

    • 76
    • 96

    Mostly Sunny

Today 17 Jul Cass

Mostly cloudy with a slight chance of Showers and Thunderstorms. Near steady temperature in the lower 90s. Southwest Winds around 5 Mph. Chance of rain 20 percent.

Tonight 17 Jul Cass

Mostly cloudy. Lows in the mid 70s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Marietta Temperature Statistics

July Temperature

Mount Pleasant, Mount Pleasant Regional Airport (24.9 miles)

  • Lowest 7 July, 2026

    69.1 °F

  • Average July

    80.9 °F

  • Highest 4 July, 2026

    97 °F

Climate (2021–2026)

Mount Pleasant, Mount Pleasant Regional Airport (24.9 miles)

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  • Average Low 2021–2026

    55.1 °F

  • Average 2021–2026

    65.7 °F

  • Average High 2021–2026

    77 °F
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