Lake Dardanelle Weather Forecast

    • 75
    • 89

    Rain Showers Likely

    • 66
    • 82

    Chance Rain Showers

    • 62
    • 78

    Slight Chance Rain Showers

    • 69
    • 84

    Mostly Sunny

    • 76
    • 89

    Mostly Sunny

    • 76
    • 91

    Rain Showers Likely

Today 13 Jun Southern Johnson County

Mostly sunny. A slight chance of Showers and Thunderstorms in the Morning, then a chance of Showers and Thunderstorms in the afternoon. Humid with Highs around 90. South Winds 5 to 10 Mph. Chance of rain 40 percent. Average rainfall less than 1/10 inch.

Tonight 13 Jun Southern Johnson County

Mostly clear with a chance of Showers and Thunderstorms in the Evening, then mostly cloudy with Showers with a slight chance of Thunderstorms after midnight. Lows in the lower 70s. Southwest Winds 5 to 10 Mph, becoming west after midnight. Chance of rain 90 percent. Average rainfall 1/10 to 1/4 inch. Heat index Values up to 105 early in the evening.

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  • Temperature Real-Time

Lake Dardanelle Temperature Statistics

June Temperature

Russelville Municipal Airport (15.5 miles)

  • Lowest 4 June, 2026

    67.6 °F

  • Average June

    80 °F

  • Highest 1 June, 2026

    94.6 °F

Climate (2021–Present)

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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