Climate change in Sevier County, Tennessee
Since 1979, Sevier County, Tennessee has warmed 2.6°F, with 3 fewer days above 90°F, 2 more nights above 70°F and 14% more precipitation a year. Its climate in 1996–2025 is most like Blount County, TN's was in 1951–1980.
- Average temperature: +2.6°F
- Summer highs (Jun–Aug): +0.5°F
- Winter lows (Dec–Feb): +4.7°F
- Precipitation: +14%
- Wettest day of the year: +20%
- Longest dry spell: −2 days
- Days above 90°F: −3 days
- Nights above 70°F: +2 days
- Freezing nights: −21 days
- Frost-free season: +16 days
- Muggy days: +15 days
- Summer heat index (Jun–Aug): +1.1°F
- Extreme fire-weather days: +5 days
- Snowfall: −51%
- Snowy days (1 inch or more): −0 days
Changes follow the trend line through every year from 1979 to 2025. Data: NOAA nClimGrid-Daily; humidity from gridMET, adjusted to airport observations.