Lake Dardanelle Weather Forecast

    • 69
    • 82

    Chance Thunderstorms

    • 71
    • 87

    Slight Chance Thunderstorms

    • 72
    • 89

    Mostly Sunny

    • 71
    • 90

    Chance Rain Showers

    • 67
    • 88

    Slight Chance Thunderstorms

    • 64
    • 83

    Slight Chance Thunderstorms

Today 29 May Southern Johnson County

Mostly sunny. A slight chance of Showers and Thunderstorms Early, then a chance of Showers and Thunderstorms. Highs in the mid 80s. West Winds around 5 Mph. Chance of rain 50 percent.

Tonight 29 May Southern Johnson County

Partly cloudy in the Evening, then mostly cloudy with a slight chance of Showers and Thunderstorms after midnight. Lows in the upper 60s. Northwest Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 20 percent. Average rainfall less than 1/10 inch.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Dardanelle Temperature Statistics

May Temperature

Russelville Municipal Airport (15.5 miles)

  • Lowest 3 May, 2026

    41.6 °F

  • Average May

    69.7 °F

  • Highest 15 May, 2026

    89.7 °F

Climate (2021–Present)

Russelville Municipal Airport (15.5 miles)

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

  • Average Low 2021–2026

    52.3 °F

  • Average 2021–2026

    63.6 °F

  • Average High 2021–2026

    75.3 °F
Get WillyWeather+ to remove ads