Decatur Weather Forecast

    • 49
    • 68

    Partly Sunny

    • 51
    • 80

    Mostly Sunny

    • 56
    • 86

    Mostly Sunny

    • 62
    • 87

    Sunny

    • 45
    • 87

    Mostly Sunny

    • 42
    • 65

    Partly Sunny

Today 18 Mar Benton

Partly sunny. Not as cool with Highs in the upper 60s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 18 Mar Benton

Mostly clear. Lows in the upper 40s. South Winds around 5 Mph.

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Decatur Temperature Statistics

March Temperature

Northwest Arkansas Regional Airport (8.7 miles)

  • Lowest 16 March, 2026

    19 °F

  • Average March

    56.3 °F

  • Highest 6 March, 2026

    78.7 °F

Climate (2021–Present)

Northwest Arkansas Regional Airport (8.7 miles)

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  • Average Low 2021–2026

    49.8 °F

  • Average 2021–2026

    60.7 °F

  • Average High 2021–2026

    71.6 °F
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