Decatur Weather Forecast

    • 67
    • 85

    Rain Showers Likely

    • 65
    • 86

    Rain Showers Likely

    • 57
    • 83

    Partly Sunny

    • 58
    • 84

    Mostly Sunny

    • 61
    • 86

    Mostly Sunny

    • 57
    • 81

    Mostly Sunny

Today 18 Aug Van Buren

Partly sunny until midday then becoming mostly sunny. A 20 percent chance of Showers. Highs in the mid 80s. Southeast Winds 5 to 10 Mph.

Tonight 18 Aug Van Buren

Partly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then Showers likely and a chance of Thunderstorms overnight. Lows in the upper 60s. Southeast Winds 5 to 10 Mph with Gusts to around 20 Mph. Chance of rain 60 percent.

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Decatur Temperature Statistics

August Temperature

Haines Memorial Airport (21.7 miles)

  • Lowest 2 August, 2025

    51.8 °F

  • Average August

    73.8 °F

  • Highest 10 August, 2025

    91.4 °F

Climate (2020–Present)

Haines Memorial Airport (21.7 miles)

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  • Average Low 2020–2025

    42.3 °F

  • Average 2020–2025

    51.3 °F

  • Average High 2020–2025

    60.3 °F
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