Climate change in Yolo County, California
Since 1979, Yolo County, California has warmed 2.1°F, with 23 more days above 90°F, 1 more nights above 70°F and 17% less precipitation a year. Its climate in 1996–2025 is most like Sutter County, CA's was in 1951–1980.
- Average temperature: +2.1°F
- Summer highs (Jun–Aug): +2.9°F
- Winter lows (Dec–Feb): +0.9°F
- Precipitation: −17%
- Wettest day of the year: +4%
- Longest dry spell: +26 days
- Days above 90°F: +23 days
- Nights above 70°F: +1 days
- Freezing nights: −6 days
- Frost-free season: −1 days
- Muggy days: +0 days
- Summer heat index (Jun–Aug): +2.0°F
- Extreme fire-weather days: +34 days
Changes follow the trend line through every year from 1979 to 2025. Data: NOAA nClimGrid-Daily; humidity from gridMET, adjusted to airport observations.