“At least 24 previously impossible heatwaves have struck communities across the planet, a new assessment has shown, providing stark evidence of how severely human-caused global heating is supercharging extreme weather.”

Climate crisis to blame for dozens of ‘impossible’ heatwaves, studies reveal | Climate crisis | The Guardian

Temperature Changes in the United States – Climate Science Special Report

Data from the EPA shows the same thing.

Climate Change Indicators: High and Low Temperatures | Climate Change Indicators in the United States | US EPA