Cobb County Airport (McCollum Field) Weather Forecast

    • 74
    • 92

    Chance Rain Showers

    • 75
    • 94

    Chance Thunderstorms

    • 69
    • 89

    Mostly Sunny

    • 69
    • 89

    Mostly Sunny

    • 72
    • 90

    Partly Sunny

    • 71
    • 88

    Chance Thunderstorms

Today 27 Jul Cobb

Mostly sunny. A chance of Showers in the morning. Highs in the lower 90s. Northwest Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 27 Jul Cobb

Partly cloudy. Near steady temperature in the mid 70s. Light northwest Winds.

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Cobb County Airport (McCollum Field) Temperature Statistics

July Temperature

Cobb County International Airport - McCollum Field (0 miles)

  • Lowest 14 July, 2026

    71.1 °F

  • Average July

    80 °F

  • Highest 2 July, 2026

    96.1 °F

Climate (2021–2026)

Cobb County International Airport - McCollum Field (0 miles)

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  • Average Low 2021–2026

    53.7 °F

  • Average 2021–2026

    62.9 °F

  • Average High 2021–2026

    72.7 °F
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