Lake Dardanelle Weather Forecast

    • 67
    • 90

    Becoming Sunny

    • 69
    • 90

    Mostly Sunny

    • 74
    • 91

    Chance Thunderstorms

    • 71
    • 89

    Rain Showers Likely

    • 65
    • 86

    Chance Rain Showers

    • 53
    • 76

    Partly Sunny

Today 11 Oct Southern Johnson County

Sunny. Highs around 90. Southwest Winds 5 to 10 Mph.

Tonight 11 Oct Southern Johnson County

Partly cloudy in the Evening, then clearing. Lows in the lower 60s. Southwest Winds around 5 Mph, becoming northwest after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Dardanelle Temperature Statistics

October Temperature

Russelville Municipal Airport (15.5 miles)

  • Lowest 7 October, 2026

    50.6 °F

  • Average October

    71.9 °F

  • Highest 8 October, 2026

    91.9 °F

Climate (2021–2026)

Russelville Municipal Airport (15.5 miles)

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  • Average Low 2021–2026

    52.6 °F

  • Average 2021–2026

    64 °F

  • Average High 2021–2026

    75.7 °F
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