Climate change in Simpson County, Kentucky
Since 1979, Simpson County, Kentucky has warmed 2.7°F, with 8 more days above 90°F, 16 more nights above 70°F and 8% more precipitation a year. Its climate in 1996–2025 is most like Cleburne County, AR's was in 1951–1980.
- Average temperature: +2.7°F
- Summer highs (Jun–Aug): +0.8°F
- Winter lows (Dec–Feb): +4.5°F
- Precipitation: +8%
- Wettest day of the year: +5%
- Longest dry spell: −0 days
- Days above 90°F: +8 days
- Nights above 70°F: +16 days
- Freezing nights: −18 days
- Frost-free season: +24 days
- Muggy days: +10 days
- Summer heat index (Jun–Aug): +1.5°F
- Extreme fire-weather days: +7 days
- Snowfall: −32%
- Snowy days (1 inch or more): −1 days
Changes follow the trend line through every year from 1979 to 2025. Data: NOAA nClimGrid-Daily; humidity from gridMET, adjusted to airport observations.