Bentonville Weather Forecast

    • 33
    • 56

    Sunny

    • 29
    • 61

    Mostly Sunny

    • 32
    • 49

    Partly Sunny

    • 44
    • 62

    Partly Sunny

    • 38
    • 62

    Mostly Cloudy

    • 50
    • 67

    Mostly Sunny

    • 49
    • 72

    Partly Sunny

Today 20 Dec Johnston

Sunny, cooler. Near steady temperature in the lower 50s. Southeast Winds around 5 Mph.

Tonight 20 Dec Johnston

Clear. Lows in the lower 30s. Light and variable Winds, becoming southwest around 5 Mph after midnight.

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Bentonville Temperature Statistics

December Temperature

Smithfield, Johnston County Airport (14.3 miles)

  • Lowest 15 December, 2025

    15.8 °F

  • Average December

    38 °F

  • Highest 18 December, 2025

    64.4 °F

Climate (2020–Present)

Smithfield, Johnston County Airport (14.3 miles)

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  • Average Low 2020–2025

    50.8 °F

  • Average 2020–2025

    61.5 °F

  • Average High 2020–2025

    73.3 °F
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