Decatur Weather Forecast

    • 56
    • 72

    Partly Sunny

    • 47
    • 69

    Mostly Cloudy

    • 48
    • 74

    Mostly Sunny

    • 46
    • 72

    Sunny

    • 51
    • 76

    Mostly Sunny

    • 56
    • 82

    Partly Sunny

Today 4 Sep Macon

Mostly sunny. Cooler with Highs in the lower 70s. Northwest Winds 5 to 10 Mph.

Tonight 4 Sep Macon

Partly cloudy. Lows in the mid 50s. Southwest Winds around 5 Mph, becoming south 10 to 15 Mph after midnight.

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Decatur Temperature Statistics

September Temperature

Decatur Airport (4.3 miles)

  • Lowest 1 September, 2025

    51.1 °F

  • Average September

    67.6 °F

  • Highest 2 September, 2025

    84 °F

Climate (2020–Present)

Decatur Airport (4.3 miles)

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  • Average Low 2020–2025

    45.2 °F

  • Average 2020–2025

    55.2 °F

  • Average High 2020–2025

    65 °F
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