Climate change in Rockcastle County, Kentucky
Since 1979, Rockcastle County, Kentucky has warmed 2.4°F, with 3 fewer days above 90°F, 8 more nights above 70°F and 18% more precipitation a year. Its climate in 1996–2025 is most like Cocke County, TN's was in 1951–1980.
- Average temperature: +2.4°F
- Summer highs (Jun–Aug): −0.1°F
- Winter lows (Dec–Feb): +3.4°F
- Precipitation: +18%
- Wettest day of the year: −2%
- Longest dry spell: +1 days
- Days above 90°F: −3 days
- Nights above 70°F: +8 days
- Freezing nights: −13 days
- Frost-free season: +8 days
- Muggy days: +14 days
- Summer heat index (Jun–Aug): +0.4°F
- Extreme fire-weather days: +9 days
Changes follow the trend line through every year from 1979 to 2025. Data: NOAA nClimGrid-Daily; humidity from gridMET, adjusted to airport observations.