Lake Dardanelle Weather Forecast

    • 52
    • 74

    Decreasing Clouds

    • 54
    • 78

    Mostly Sunny

    • 56
    • 79

    Sunny

    • 55
    • 78

    Mostly Sunny

    • 55
    • 79

    Partly Sunny

    • 56
    • 76

    Mostly Cloudy

    • 57
    • 76

    Partly Sunny

Today 20 Oct Southern Johnson County

Sunny. Highs in the mid 70s. East Winds around 5 Mph.

Tonight 20 Oct Southern Johnson County

Partly cloudy. Lows in the upper 40s. Northeast Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Dardanelle Temperature Statistics

October Temperature

Russelville Municipal Airport (15.5 miles)

  • Lowest 18 October, 2026

    39 °F

  • Average October

    71.3 °F

  • Highest 12 October, 2026

    94.6 °F

Climate (2021–2026)

Russelville Municipal Airport (15.5 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    52.6 °F

  • Average 2021–2026

    64.1 °F

  • Average High 2021–2026

    75.8 °F
Get WillyWeather+ to remove ads