Climate change in Davison County, South Dakota
Since 1979, Davison County, South Dakota has warmed 0.8°F, with 4 fewer days above 90°F, 2 fewer nights above 70°F and 12% more precipitation a year. Its climate in 1996–2025 is most like Pierce County, NE's was in 1951–1980.
- Average temperature: +0.8°F
- Summer highs (Jun–Aug): +0.4°F
- Winter lows (Dec–Feb): +1.2°F
- Precipitation: +12%
- Wettest day of the year: +57%
- Longest dry spell: −3 days
- Days above 90°F: −4 days
- Nights above 70°F: −2 days
- Freezing nights: +6 days
- Frost-free season: +3 days
- Muggy days: +11 days
- Summer heat index (Jun–Aug): +1.1°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.