Unicoi Weather Forecast
- 67
- 84
Rain Showers
- 65
- 84
Chance Thunderstorms
- 63
- 85
Mostly Sunny
- 62
- 86
Mostly Sunny
- 64
- 87
Mostly Sunny
- 67
- 88
Chance Rain Showers
Today 12 Sep Unicoi
Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms in the Morning, then Showers with a chance of Thunderstorms in the afternoon. Highs in the upper 60s to lower 80s. Temperature falling into the lower 70s in the afternoon. Light Winds. Chance of rain 90 percent.
Tonight 12 Sep Unicoi
Mostly cloudy. A chance of Showers with a slight chance of Thunderstorms in the Evening, then a chance of Showers after midnight. Lows in the 60s. Light Winds. Chance of rain 50 percent.
Unicoi Temperature Statistics
September Temperature
Elizabethton Municipal Airport (15.5 miles)
Lowest 8 September, 2026
62.6 °FAverage September
76.1 °FHighest 3 September, 2026
95 °F
Climate (2021–2026)
Elizabethton Municipal Airport (15.5 miles)
Average Low 2021–2026
47.1 °FAverage 2021–2026
57.3 °FAverage High 2021–2026
68.8 °F