Bentonville Weather Forecast

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    • 96

    Chance Thunderstorms

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    • 92

    Chance Thunderstorms

    • 77
    • 94

    Chance Thunderstorms

    • 76
    • 100

    Chance Thunderstorms

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    • 95

    Chance Thunderstorms

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    Chance Thunderstorms

Today 14 Aug Johnston

Mostly sunny. A slight chance of Showers and Thunderstorms this afternoon. Hot with Highs in the mid 90s. West Winds around 5 Mph. Chance of rain 20 percent. Heat index Values up to 107.

Tonight 14 Aug Johnston

Partly cloudy. A chance of Showers and Thunderstorms, mainly in the evening. Lows in the mid 70s. Southwest Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 50 percent.

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Bentonville Temperature Statistics

August Temperature

Smithfield, Johnston County Airport (14.3 miles)

  • Lowest 1 August, 2026

    66.2 °F

  • Average August

    80 °F

  • Highest 11 August, 2026

    95 °F

Climate (2021–2026)

Smithfield, Johnston County Airport (14.3 miles)

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  • Average Low 2021–2026

    50.8 °F

  • Average 2021–2026

    61.6 °F

  • Average High 2021–2026

    73.6 °F
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