Lake Dardanelle Weather Forecast

    • 59
    • 73

    Decreasing Clouds

    • 66
    • 80

    Chance Thunderstorms

    • 61
    • 77

    Rain Showers Likely

    • 62
    • 81

    Chance Thunderstorms

    • 65
    • 77

    Chance Rain Showers

    • 57
    • 82

    Chance Thunderstorms

Today 22 Apr Southern Johnson County

Mostly cloudy in the Morning, then partly sunny with a slight chance of Showers in the afternoon. Highs in the mid 70s. Southeast Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 22 Apr Southern Johnson County

Partly cloudy. Lows in the upper 50s. Southeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Dardanelle Temperature Statistics

April Temperature

Russelville Municipal Airport (15.5 miles)

  • Lowest 19 April, 2026

    37.9 °F

  • Average April

    66.7 °F

  • Highest 17 April, 2026

    85.6 °F

Climate (2021–Present)

Russelville Municipal Airport (15.5 miles)

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  • Average Low 2021–2026

    52.3 °F

  • Average 2021–2026

    63.6 °F

  • Average High 2021–2026

    75.3 °F
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