Lake Dardanelle Weather Forecast

    • 73
    • 89

    Chance Thunderstorms

    • 57
    • 90

    Mostly Sunny

    • 49
    • 65

    Mostly Sunny

    • 47
    • 67

    Mostly Sunny

    • 52
    • 71

    Partly Sunny

    • 58
    • 78

    Mostly Sunny

Today 14 Oct Southern Johnson County

A chance of Thunderstorms. Showers. Highs in the upper 80s. East Winds around 5 Mph. Chance of rain 80 percent. Average rainfall 1/4 inch.

Tonight 14 Oct Southern Johnson County

Partly cloudy. A chance of Showers and Thunderstorms in the Evening, then a slight chance of Showers after midnight. Lows in the upper 60s. East Winds around 5 Mph. Chance of rain 40 percent. Average rainfall less than 1/10 inch.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Dardanelle Temperature Statistics

October Temperature

Russelville Municipal Airport (15.5 miles)

  • Lowest 7 October, 2026

    50.6 °F

  • Average October

    72.5 °F

  • Highest 12 October, 2026

    93 °F

Climate (2021–2026)

Russelville Municipal Airport (15.5 miles)

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  • Average Low 2021–2026

    52.6 °F

  • Average 2021–2026

    64 °F

  • Average High 2021–2026

    75.8 °F
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