Here’s a look back at what happened in the Chicago area on June 23, according to the Tribune’s archives. Is an important event missing from this date? Email us. Weather records (from the National Weather Service, Chicago) High temperature: 97 degrees (1930) Low temperature: 44 degrees (1982) Precipitation: 3.04 inches (1892) Snowfall: Trace (1916) Chicago’s history with hosting Democratic and …