Lake Dardanelle Weather Forecast

    • 75
    • 87

    Slight Chance Thunderstorms

    • 76
    • 90

    Rain Showers

    • 73
    • 87

    Rain Showers

    • 72
    • 84

    Chance Thunderstorms

    • 71
    • 86

    Chance Thunderstorms

    • 72
    • 86

    Chance Thunderstorms

Today 20 Jun Southern Johnson County

Partly cloudy. A slight chance of Showers this afternoon. Highs in the upper 80s. East Winds around 5 Mph, becoming southeast around 5 Mph this afternoon. Chance of rain 20 percent. Average rainfall less than 1/10 inch.

Tonight 20 Jun Southern Johnson County

Partly cloudy. A slight chance of Showers and Thunderstorms in the evening. Lows in the lower 70s. East Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Dardanelle Temperature Statistics

June Temperature

Russelville Municipal Airport (15.5 miles)

  • Lowest 16 June, 2026

    64.7 °F

  • Average June

    80 °F

  • Highest 1 June, 2026

    94.6 °F

Climate (2021–2026)

Russelville Municipal Airport (15.5 miles)

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  • Average Low 2021–2026

    52.4 °F

  • Average 2021–2026

    63.7 °F

  • Average High 2021–2026

    75.4 °F
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