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 Monday May 19, 2025.

....IOWA....
Oskaloosa AWOS                     52
Ottumwa ASOS                       50
Grinnell AWOS                      50
Pella AWOS                         49
Marshalltown ASOS                  48
Waterloo ASOS                      46
Mason City ASOS                    46
Oelwein AWOS                       46
....ILLINOIS....
Jacksonville Arpt                  58
Rockford Arpt                      57
Quincy Arpt                        56
Decatur Airport                    56
Peoria Arpt                        52
Bloomington Airport                50
Joliet Arpt                        46
Rochelle Arpt                      44
....MISSOURI....
Columbia Arpt                      62
Kirksville Arpt                    58
Chillicothe Arpt                   54
....WISCONSIN....
Prairie du Chien AWOS              44
Watertown-Arpt                     39
Madison Arpt                       39
Janesville Arpt                    37