Decatur Weather Forecast

    • 62
    • 83

    Becoming Sunny

    • 33
    • 80

    Partly Sunny

    • 36
    • 52

    Partly Sunny

    • 40
    • 58

    Mostly Cloudy

    • 48
    • 60

    Mostly Cloudy

    • 36
    • 74

    Chance Rain

Today 21 Mar Macon

Sunny. Highs in the upper 70s. Southeast Winds 5 to 10 Mph, becoming southwest in the afternoon.

Tonight 21 Mar Macon

Mostly cloudy. Lows in the upper 40s. East Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

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Decatur Temperature Statistics

March Temperature

Decatur Airport (4.3 miles)

  • Lowest 16 March, 2026

    17.1 °F

  • Average March

    47.3 °F

  • Highest 10 March, 2026

    80.7 °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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