Climate change in Greer County, Oklahoma
Since 1979, Greer County, Oklahoma has warmed 3.0°F, with 21 more days above 90°F, 11 more nights above 70°F and 18% less precipitation a year. Its climate in 1996–2025 is most like Tillman County, OK's was in 1951–1980.
- Average temperature: +3.0°F
- Summer highs (Jun–Aug): +2.4°F
- Winter lows (Dec–Feb): +2.2°F
- Precipitation: −18%
- Wettest day of the year: −30%
- Longest dry spell: +1 days
- Days above 90°F: +21 days
- Nights above 70°F: +11 days
- Freezing nights: −10 days
- Frost-free season: −2 days
- Muggy days: +18 days
- Summer heat index (Jun–Aug): +3.2°F
- Extreme fire-weather days: +20 days
- Snowfall: −14%
- 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.