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The Midwest/Ohio Valley region includes the states of Illinois, Indiana, Iowa, Kentucky, Michigan, Missouri, Ohio and Wisconsin. 
 
The Midwest is fairly cold and dry during January.  The further north you go in the Midwest, the colder it gets. 

There is more moisture in the southeastern part of this region. Moisture comes from the Gulf of Mexico, so you could expect a little more rain and snow. More snow can also be found in areas near the Great Lakes. 
 

Highs / Lows Precip. Snow Rain
Cincinnati, Ohio 38° / 21° 3.2" 6.7" 2.4"
Kansas City, MO 39° / 21° 1.3" 5.8" 0.6"
Madison, WI 26° / 8° 1.1"  9.7" Trace
Sioux City, IA 28° / 8° 0.6" 6.3" Trace
 
It is very warm and humid in July in the Midwest. More rain falls during July because of the thunderstorms caused by hot and humid afternoons. The northern part of the region still averages out to be mostly sunny with less humidity. 
 
Highs / Lows Rain
Cincinnati, Ohio 86° / 65° 4.1"
Kansas City, MO 90° / 71° 3.7"
Madison, WI 83° / 60° 4.0"
Sioux City, IA 86° / 64° 3.4"
 
  • The hottest recorded temperature in the Midwest/Ohio Valley region is

  •    118 degrees Fahrenheit in Keokuk, Iowa on July 20, 1934. 
  • The coldest recorded temperature is -54 degrees Fahrenheit in Danbury,

  •    Wisconsin on January 24, 1922. 
     
    For more climate data, look at the Weather Research Center site. Climate data is listed for many cities, including temperature and precipitation information.
    Take a climate quiz - next!

     

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