weather in kingston tn
- Kingston 7 Day Weather. 1  Saturday:The Kingston forecast for Aug 26 is 82 degrees and Partly cloudy. 2  Sunday:The Kingston forecast for Aug 27 is 84 degrees and Partly cloudy. 3  Monday:The Kingston forecast for Aug 28 is 81 degrees and Thundery outbreaks possible. 4  Tuesday:The Kingston forecast for Aug 29 is 82 degrees and Partly cloudy.