Chicago's soggy start to August puts monthly rainfall in focus
Chicago got off to a soaking start in August, and the city's official monthly rainfall total is now in the spotlight as forecasters monitor the potential for a wetter-than-average month.
CHICAGO, Illinois - After August opened with soaking downpours, summer storms in Chicago could disrupt everything from weekend plans to air travel across one of the nation's busiest transportation hubs.
With heavy rain soaking tens of thousands of music fans at Lollapalooza in Grant Park, August got off to a soggy start in Chicago.
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Chicago is one of the nation's busiest transportation hubs in the U.S., where inclement weather like heavy rain can quickly cause a travel headache.
While O'Hare International Airport often grabs the headlines, prediction market traders are focused on the official precipitation measurements recorded at Chicago Midway International Airport.
According to NOAA's official 1991–2020 climate normals for Chicago Midway Airport, the average precipitation in August is about 4 inches.
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After August comes to a close, the National Weather Service will publish its official Daily Climate Report, detailing each day's rainfall and the month's final precipitation total. That official monthly total will determine how the market settles.
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