Lake Dardanelle Weather Forecast

    • 71
    • 82

    Becoming Sunny

    • 71
    • 91

    Mostly Sunny

    • 74
    • 93

    Sunny

    • 76
    • 95

    Mostly Sunny

    • 77
    • 96

    Mostly Sunny

    • 78
    • 96

    Slight Chance Thunderstorms

    • 77
    • 96

    Slight Chance Thunderstorms

Today 1 Aug Southern Johnson County

Sunny, cooler with Highs in the upper 80s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 1 Aug Southern Johnson County

Mostly clear. Lows in the upper 60s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Lake Dardanelle Temperature Statistics

August Temperature

Russelville Municipal Airport (15.5 miles)

  • Lowest

  • Average August

  • Highest

Climate (2021–2026)

Russelville Municipal Airport (15.5 miles)

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  • Average Low 2021–2026

    52.5 °F
  • Average 2021–2026

    63.8 °F
  • Average High 2021–2026

    75.5 °F
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