"Sweating" Corn Can Ramp Up Humidity in the Midwest

news image
Top Stories
26 Jul 2025 7:00 AM

Yep you read that right. The standing water from recent rains along with the water pulled out of the ground by stalks of corn can help make hot afternoons worse. Don't believe us? The National Weather Service follows this closely in the months of July and August, as the corn matures.

READ MORE: All About Corn Sweat

Just tacking on a few degrees on the dew point temperature can make a huge difference! Some localized areas could sneak into the upper 70's and low 80's thanks to the corn. Imagine a 5% increase in the humidity.

That can jump the Heat Index by 5° if you're hot enough! It makes a difference after a while.

As with any sort of heat-related danger, it comes down to preparation - drinking plenty of water, and taking plenty of breaks. Be sure to check on your neighbors, even if they are a few miles away!

All Weather News
More
Severe Weather Awareness Week 2026

Severe Weather Awareness Week 2026

WeatherNation wants to make sure you are prep

5 Mar 2026 2:00 PM
Severe Threat Increases Late this Week

Severe Threat Increases Late this Week

THURSDAYWe have two days with two different f

5 Mar 2026 1:45 PM
Northeast: Snow & Ice Winds Down, Heavy Rain Ahead

Northeast: Snow & Ice Winds Down, Heavy Rain Ahead

With warmer air being ushered in, our next sy

5 Mar 2026 12:20 PM
Record Heat Rolls East This Week

Record Heat Rolls East This Week

Now that we've entered Meteorological Spring,

5 Mar 2026 11:00 AM
Severe Chances Ride Along Front Tonight

Severe Chances Ride Along Front Tonight

Storms rumbled through the Plains early Wedne

5 Mar 2026 2:25 AM
Lunar Eclipse Stuns Many Tuesday Morning

Lunar Eclipse Stuns Many Tuesday Morning

A blood moon graced the skies this morning! H

3 Mar 2026 8:55 AM
Spring & Summer Like Temperatures for the Southwest

Spring & Summer Like Temperatures for the Southwest

This week brings some nice days to the southe

2 Mar 2026 11:40 AM