Lake Dardanelle Weather Forecast

    • 78
    • 95

    Sunny

    • 78
    • 96

    Sunny

    • 79
    • 95

    Mostly Sunny

    • 79
    • 94

    Mostly Sunny

    • 79
    • 95

    Mostly Sunny

    • 79
    • 95

    Partly Sunny

Today 29 Jun Southern Johnson County

Sunny. Highs in the mid 90s. South Winds 5 to 10 Mph with Gusts up to 20 Mph. Heat index Values up to 107.

Tonight 29 Jun Southern Johnson County

Clear. Lows in the mid 70s. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph in the Evening, becoming light and variable. Heat index Values up to 108 early in the evening.

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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

    79.9 °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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