Peru, Illinois
  ID: USC00116753  Latitude:  41.3503  Longitude:  -89.1072
  Elevation: 620.1 feet ( 189.0 meters)
  Source: NOAA Climate Normals 1991-2020
  
  
      
  
  
   
  
      
  
  
    Precipitation Total: 38.05 in., 14.98 cm.
   
  
      
  
  
   
  
      
  Monthly Data Table for Peru, 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 | 
    30.4 | 
    32.6 | 
    47.7 | 
    60.8 | 
    72.7 | 
    81.5 | 
    84.0 | 
    82.2 | 
    77.3 | 
    63.4 | 
    48.8 | 
    35.8 | 
    
          
      | Minimum Temperature | 
      °F | 
    14.2 | 
    15.1 | 
    27.9 | 
    37.8 | 
    49.8 | 
    60.0 | 
    63.1 | 
    61.2 | 
    53.6 | 
    41.5 | 
    29.9 | 
    20.1 | 
    
      
      
          
      | Heating Degree Days | 
      °F | 
    1323.5 | 
    1151.7 | 
    846.4 | 
    474.1 | 
    180.3 | 
    17.8 | 
    4.4 | 
    7.3 | 
    87.2 | 
    402.0 | 
    769.8 | 
    1148.3 | 
    
          
      | Cooling Degree Days | 
      °F | 
    0.0 | 
    0.0 | 
    3.0 | 
    3.2 | 
    63.9 | 
    190.1 | 
    269.3 | 
    214.9 | 
    100.4 | 
    12.9 | 
    0.3 | 
    0.0 | 
    
      
  
   
  
  
  
  
    Metric Units
    
      | Statistic | 
      Units | 
          Jan | 
    Feb | 
    Mar | 
    Apr | 
    May | 
    Jun | 
    Jul | 
    Aug | 
    Sep | 
    Oct | 
    Nov | 
    Dec | 
    
          
      | Maximum Temperature | 
      °C | 
    -0.9 | 
    0.3 | 
    8.7 | 
    16.0 | 
    22.6 | 
    27.5 | 
    28.9 | 
    27.9 | 
    25.2 | 
    17.4 | 
    9.3 | 
    2.1 | 
    
          
      | Minimum Temperature | 
      °C | 
    -9.9 | 
    -9.4 | 
    -2.3 | 
    3.2 | 
    9.9 | 
    15.6 | 
    17.3 | 
    16.2 | 
    12.0 | 
    5.3 | 
    -1.2 | 
    -6.6 | 
    
      
      
          
      | Heating Degree Days | 
      °C | 
    717.5 | 
    622.1 | 
    452.4 | 
    245.6 | 
    82.4 | 
    -7.9 | 
    -15.3 | 
    -13.7 | 
    30.7 | 
    205.6 | 
    409.9 | 
    620.2 | 
    
          
      | Cooling Degree Days | 
      °C | 
    -17.8 | 
    -17.8 | 
    -16.1 | 
    -16.0 | 
    17.7 | 
    87.8 | 
    131.8 | 
    101.6 | 
    38.0 | 
    -10.6 | 
    -17.6 | 
    -17.8 |