Decatur Weather Forecast

    • 72
    • 93

    Decreasing Clouds

    • 71
    • 91

    Mostly Sunny

    • 72
    • 93

    Mostly Sunny

    • 72
    • 94

    Slight Chance Thunderstorms

    • 71
    • 92

    Chance Thunderstorms

    • 71
    • 92

    Chance Rain Showers

    • 70
    • 92

    Slight Chance Thunderstorms

Today 7 Sep Morgan

Partly cloudy early this Afternoon, then becoming mostly cloudy. Near steady temperature around 90. East Winds around 10 Mph.

Tonight 7 Sep Morgan

Partly cloudy in the evening then clearing. Lows in the lower 70s. Southeast Winds 10 to 15 Mph with Gusts to around 30 Mph.

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Decatur Temperature Statistics

September Temperature

Decatur, Pryor Field (3.7 miles)

  • Lowest 1 September, 2026

    69.7 °F

  • Average September

    84.3 °F

  • Highest 3 September, 2026

    98.7 °F

Climate (2021–2026)

Decatur, Pryor Field (3.7 miles)

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  • Average Low 2021–2026

    52.3 °F

  • Average 2021–2026

    63.5 °F

  • Average High 2021–2026

    74.7 °F
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