Gore claims: “Extreme heat events used to occur less than 1/10 of 1% of the time. Now they occur 10% of the time’
Reality Check: 'The graph plots the number of daily all-time record maximum temperatures set or tied in U.S., at the 595 GHCN HCN US stations which have been continuously active since the year 1900. The ten hottest years all occurred before 1960, and the five hottest years all occurred during the 1930s. Recent decades have seen much less hot weather than the 1920s through the 1950s'