1896 Eastern North America heat wave

The 1896 Eastern North America heat wave was a 10-day heat wave in New York City and Chicago that killed about 1,500 people in August 1896.

History
There were 10 days of temperatures above 90 °F with 90 percent humidity. The temperatures did not drop at night. It caused more deaths than the 1863 New York City draft riots or the 1871 Great Chicago Fire.