Climate change in Tulsa County, Oklahoma
Since 1979, Tulsa County, Oklahoma has warmed 2.4°F, with 9 more days above 90°F, 9 more nights above 70°F and 4% more precipitation a year. Its climate in 1996–2025 is most like Muskogee County, OK's was in 1951–1980.
- Average temperature: +2.4°F
- Summer highs (Jun–Aug): +0.6°F
- Winter lows (Dec–Feb): +2.8°F
- Precipitation: +4%
- Wettest day of the year: −12%
- Longest dry spell: +3 days
- Days above 90°F: +9 days
- Nights above 70°F: +9 days
- Freezing nights: −9 days
- Frost-free season: −8 days
- Muggy days: +11 days
- Summer heat index (Jun–Aug): +1.5°F
- Extreme fire-weather days: +0 days
- Snowfall: −15%
- 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.