National Weather Service United States Department of Commerce

Disclaimer: Sampled values on map may not reflect actual readings.  These can be found in the table below the map.

 
Observed 12-hour minimum temperature  
 
12 Hour Minimum Temperature Archive For The Past Week.
  Latest     Sunday     Monday     Tuesday     Wednesday     Thursday     Friday     Saturday  
12 hour low temperature reports (ending at 7 am CDT and 6 am CST),
for eastern Iowa, northwest and west central Illinois,
and northeast Missouri. Reported Tuesday July 29, 2025.

....IOWA....
Oskaloosa AWOS                     71
Mason City ASOS                    70
Pella AWOS                         69
Ottumwa ASOS                       69
Waterloo ASOS                      67
Marshalltown ASOS                  65
Grinnell AWOS                      65
Oelwein AWOS                       64
....ILLINOIS....
Rockford Arpt                      78
Decatur Airport                    75
Peoria Arpt                        73
Jacksonville Arpt                  73
Bloomington Airport                73
Quincy Arpt                        70
Joliet Arpt                        69
Rochelle Arpt                      67
....MISSOURI....
Chillicothe Arpt                   78
Columbia Arpt                      77
Kirksville Arpt                    75
....WISCONSIN....
Madison Arpt                       71
Janesville Arpt                    68
Prairie du Chien AWOS              68