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A phenomenon called "corn sweat" could exacerbate the impacts of the extreme heat blanketing a large portion of the U.S., according to experts.
What is 'corn sweat' and how does it exacerbate heat waves? The smell of corn is currently prevalent in parts of the Midwest, experts said.
See how one of Missouri's most abundant crops affects rising temperatures and humidity.
The millions of acres of corn grown in states like Ohio, Illinois and Iowa perspire just like any other plant. A single acre sweats 3,000 to 4,000 gallons of water every day.
So, without further ado, here’s my almost-annual Five Weeknight Dishes: Corn Edition.
It’s known as “corn sweat,” and the science behind it is interesting. The technical science term is evapotranspiration, the process in which water moves from land to the atmosphere.
Corn sweat. Yes, the term for how the crop can drive up the humidity through a process called evapotranspiration is a thing. How much of a thing is corn sweat, though?
Advice Everyday Cheapskate: Sweet corn season means all the best reader cooking hacks Published: Jul. 24, 2025, 8:00 a.m.
While there are plenty of ways to enjoy corn — from corn bread to corn salad — nothing says summer like corn on the cob!
The corn is sweating with you this week. "It's been called corn sweat because a lot of the humidity gets blamed on corn," said University of Illinois State Climatologist Trent Ford.
Iowa corn grows four inches a day during the peak growing season, heads of the agricultural department at Iowa State College declare.
How ‘corn sweat’ can make a hot summer day even worse by Addy Bink - 07/22/25 4:27 PM ET Listen to audio version of this article Advertisement ...