Chicago Palwaukee Ap, Illinois
  ID: USW00004838  Latitude:  42.1208  Longitude:  -87.9047
  Elevation: 636.2 feet ( 193.9 meters)
  Source: NOAA Climate Normals 1991-2020
  
  
      
  
  
   
  
      
  
  
    Precipitation Total: 32.28 in., 12.71 cm.
   
  
      
  
  
   
  
      
  Monthly Data Table for Chicago Palwaukee Ap, Illinois
  Monthly Data from NOAA Monthly Normals 2006-2020
  
  
    Imperial Units
    
      | Statistic | 
      Units | 
          Jan | 
    Feb | 
    Mar | 
    Apr | 
    May | 
    Jun | 
    Jul | 
    Aug | 
    Sep | 
    Oct | 
    Nov | 
    Dec | 
    
          
      | Maximum Temperature | 
      °F | 
    32.3 | 
    34.1 | 
    47.1 | 
    57.7 | 
    69.6 | 
    79.7 | 
    84.4 | 
    82.5 | 
    75.4 | 
    62.3 | 
    48.9 | 
    37.1 | 
    
          
      | Minimum Temperature | 
      °F | 
    18.6 | 
    19.3 | 
    30.6 | 
    39.3 | 
    50.0 | 
    60.3 | 
    66.2 | 
    64.9 | 
    57.2 | 
    44.8 | 
    33.4 | 
    24.3 | 
    
      
      
          
      | Heating Degree Days | 
      °F | 
    1225.9 | 
    1072.1 | 
    814.3 | 
    498.4 | 
    214.3 | 
    31.3 | 
    2.7 | 
    3.9 | 
    75.5 | 
    367.6 | 
    715.8 | 
    1063.1 | 
    
          
      | Cooling Degree Days | 
      °F | 
    0.0 | 
    0.0 | 
    3.5 | 
    3.5 | 
    53.1 | 
    181.3 | 
    321.9 | 
    273.5 | 
    114.4 | 
    12.7 | 
    0.3 | 
    0.0 | 
    
          
      | Precipitation | 
      I | 
    1.1 | 
    1.4 | 
    1.9 | 
    3.3 | 
    3.9 | 
    4.7 | 
    3.6 | 
    3.9 | 
    3.1 | 
    3.3 | 
    1.7 | 
    2.0 | 
    
  
   
  
  
  
  
    Metric Units
    
      | Statistic | 
      Units | 
          Jan | 
    Feb | 
    Mar | 
    Apr | 
    May | 
    Jun | 
    Jul | 
    Aug | 
    Sep | 
    Oct | 
    Nov | 
    Dec | 
    
          
      | Maximum Temperature | 
      °C | 
    0.2 | 
    1.2 | 
    8.4 | 
    14.3 | 
    20.9 | 
    26.5 | 
    29.1 | 
    28.1 | 
    24.1 | 
    16.8 | 
    9.4 | 
    2.8 | 
    
          
      | Minimum Temperature | 
      °C | 
    -7.4 | 
    -7.1 | 
    -0.8 | 
    4.1 | 
    10.0 | 
    15.7 | 
    19.0 | 
    18.3 | 
    14.0 | 
    7.1 | 
    0.8 | 
    -4.3 | 
    
      
      
          
      | Heating Degree Days | 
      °C | 
    663.3 | 
    577.8 | 
    434.6 | 
    259.1 | 
    101.3 | 
    -0.4 | 
    -16.3 | 
    -15.6 | 
    24.2 | 
    186.4 | 
    379.9 | 
    572.8 | 
    
          
      | Cooling Degree Days | 
      °C | 
    -17.8 | 
    -17.8 | 
    -15.8 | 
    -15.8 | 
    11.7 | 
    82.9 | 
    161.1 | 
    134.2 | 
    45.8 | 
    -10.7 | 
    -17.6 | 
    -17.8 | 
    
          
      | Precipitation | 
      M | 
    2.8 | 
    3.6 | 
    4.8 | 
    8.5 | 
    10.0 | 
    11.9 | 
    9.2 | 
    10.0 | 
    7.9 | 
    8.4 | 
    4.2 | 
    5.1 |