Lake Dardanelle Weather Forecast
- 75
- 92
Chance Thunderstorms
- 75
- 92
Chance Thunderstorms
- 74
- 89
Thunderstorms Likely
- 75
- 89
Thunderstorms Likely
- 76
- 93
Slight Chance Thunderstorms
- 76
- 95
Slight Chance Thunderstorms
- 74
- 94
Chance Thunderstorms
Today 6 Jul Southern Johnson County
Mostly sunny. A slight chance of Showers and Thunderstorms Early, then a chance of Showers and Thunderstorms. Highs in the lower 90s. Southeast Winds around 5 Mph, becoming southwest. Chance of rain 40 percent. Average rainfall less than 1/10 inch.
Tonight 6 Jul Southern Johnson County
Partly cloudy with a chance of Showers and Thunderstorms this Evening, then mostly clear with a slight chance of Showers and Thunderstorms after midnight. Lows in the lower 70s. East Winds around 5 Mph this Evening, becoming light and variable. Chance of rain 40 percent. Average rainfall less than 1/10 inch.
Lake Dardanelle Temperature Statistics
July Temperature
Russelville Municipal Airport (15.5 miles)
Lowest 2 July, 2025
69.1 °FAverage July
80.5 °FHighest 4 July, 2025
91.9 °F
Climate (2020–Present)
Russelville Municipal Airport (15.5 miles)
Average Low 2020–2025
51.3 °FAverage 2020–2025
62.4 °FAverage High 2020–2025
74 °F