Chicago: How often is it Above 90°F?

Weather Analysis for Chicago

Over the past 71 years, Chicago has experienced varying trends in the number of days above 90°F. On average, there have been 17.12 days per year with temperatures surpassing the 90°F mark. However, in 1988, the city witnessed an exceptionally hot summer, with a staggering 47 days above 90°F. This year stands as the record for the highest number of scorching hot days in Chicago within this time period.