Lake Dardanelle Weather Forecast

    • 61
    • 82

    Mostly Cloudy

    • 62
    • 76

    Mostly Cloudy

    • 60
    • 73

    Chance Rain Showers

    • 62
    • 77

    Partly Sunny

    • 62
    • 77

    Rain Showers Likely

    • 56
    • 72

    Rain Showers Likely

Today 29 Oct Southern Johnson County

Mostly sunny. Highs in the lower 80s. East Winds around 5 Mph, becoming south around 5 Mph this afternoon.

Tonight 29 Oct Southern Johnson County

Mostly cloudy. Lows in the upper 50s. East 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 18 October, 2026

    38.6 °F

  • Average October

    68.4 °F

  • Highest 12 October, 2026

    94.6 °F

Climate (2021–2026)

Russelville Municipal Airport (15.5 miles)

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  • Average Low 2021–2026

    52.6 °F

  • Average 2021–2026

    64.1 °F

  • Average High 2021–2026

    75.8 °F
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