Lake Dardanelle Weather Forecast
- 56
- 79
Mostly Sunny
- 57
- 80
Partly Sunny
- 57
- 78
Mostly Cloudy
- 56
- 77
Partly Sunny
- 56
- 76
Partly Sunny
- 55
- 77
Mostly Sunny
Today 23 Oct Southern Johnson County
Sunny. Highs around 80. East Winds 5 to 10 Mph.
Tonight 23 Oct Southern Johnson County
Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 50s. East Winds around 5 Mph.
Lake Dardanelle Temperature Statistics
October Temperature
Russelville Municipal Airport (15.5 miles)
Lowest 18 October, 2026
38.6 °FAverage October
70 °FHighest 12 October, 2026
94.6 °F
Climate (2021–2026)
Russelville Municipal Airport (15.5 miles)
Average Low 2021–2026
52.6 °FAverage 2021–2026
64 °FAverage High 2021–2026
75.8 °F