Over the last century, August 7th afternoon temperatures have plummeted in the US. In 1930, the average temperature was 93 degrees and almost 70% of the country was over 90 degrees. Compare vs August 7, 2017, which had an average temperature of 81 degrees and less than 20% of the US over 90 degrees.
On this date in 1896, it was 115 degrees in Kansas and 102 degrees in New Jersey.
On this date one hundred years ago, there were 100 temperatures into New England, and it was an incredible 111 degrees in Ohio.
On this date in 1930, almost half the US was over 95 degrees.
On this date in 1934, it was 113 degrees in Nebraska.
On this date in 1935, more than one-fourth of the US was over 100 degrees.