- A large and growing majority of Americans say “global warming is affecting weather in the United States” (74%, up 5 points since our last national survey in March 2012).
- Asked about six recent extreme weather events in the United States, including record high summer temperatures, the Midwest drought, and the unusually warm winter and spring of 2011-12, majorities say global warming made each event “worse.”
- Americans were most likely to connect global warming to the record high temperatures in the summer of 2012 (73%).
- Americans increasingly say weather in the U.S. has been getting worse over the past several years (61%, up 9 percentage points since March).A majority of Americans (58%) say that heat waves have become more common in their local area over the past few decades, up 5 points since March, with especially large increases in the Northeast and Midwest (+12 and +15 points, respectively).
- More than twice as many Midwesterners say they personally experienced an extreme heat wave (83%, up 48 points since March) or drought (81%, up 55 points) in the past year.
- One in five Americans (20%) says they suffered harm to their health, property, and/or finances from an extreme heat wave in the past year, a 6-point increase since March. In addition, 15 percent say they suffered harm from a drought in the past year, up 4 points.