Lake Dardanelle Weather Forecast

    • 61
    • 84

    Becoming Sunny

    • 55
    • 81

    Sunny

    • 57
    • 82

    Sunny

    • 60
    • 85

    Sunny

    • 62
    • 86

    Mostly Sunny

    • 64
    • 86

    Partly Sunny

Today 4 Oct Southern Johnson County

Partly sunny this Morning, then clearing. Highs in the mid 80s. North Winds around 5 Mph.

Tonight 4 Oct Southern Johnson County

Clear. Lows in the upper 50s. Northeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Dardanelle Temperature Statistics

October Temperature

Russelville Municipal Airport (15.5 miles)

  • Lowest 2 October, 2026

    69.1 °F

  • Average October

    74.6 °F

  • Highest 1 October, 2026

    88 °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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