Decatur Weather Forecast

    • 38
    • 57

    Increasing Clouds

    • 45
    • 67

    Partly Sunny

    • 47
    • 74

    Partly Sunny

    • 54
    • 74

    Mostly Sunny

    • 34
    • 73

    Partly Sunny

    • 31
    • 49

    Mostly Cloudy

    • 40
    • 55

    Partly Sunny

Today 18 Mar Macon

Sunny. Not as cool with Highs in the mid 50s. Southwest Winds 10 to 15 Mph.

Tonight 18 Mar Macon

Mostly cloudy. Not as cool with Lows in the upper 30s. Southwest Winds 5 to 10 Mph, becoming southeast after midnight.

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Decatur Temperature Statistics

March Temperature

Decatur Airport (4.3 miles)

  • Lowest 16 March, 2026

    17.1 °F

  • Average March

    47.4 °F

  • Highest 10 March, 2026

    80.1 °F

Climate (2021–Present)

Decatur Airport (4.3 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    55.4 °F

  • Average High 2021–2026

    65.4 °F
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