Allerton, Iowa
  ID: USC00130149  Latitude:  40.7039  Longitude:  -93.3703
  Elevation: 1089.9 feet ( 332.2 meters)
  Source: NOAA Climate Normals 1991-2020
  
  
      
  
  
   
  
      
  
  
    Precipitation Total: 40.41 in., 15.91 cm.
   
  
      
  
  
   
  
      
  Monthly Data Table for Allerton, Iowa
  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 | 
    32.2 | 
    34.7 | 
    49.6 | 
    61.2 | 
    71.3 | 
    81.1 | 
    85.1 | 
    82.9 | 
    76.5 | 
    62.9 | 
    50.0 | 
    36.5 | 
    
          
      | Minimum Temperature | 
      °F | 
    13.0 | 
    14.5 | 
    28.6 | 
    38.2 | 
    50.6 | 
    60.8 | 
    64.3 | 
    61.9 | 
    54.2 | 
    41.2 | 
    28.9 | 
    18.6 | 
    
      
      
          
      | Heating Degree Days | 
      °F | 
    1314.3 | 
    1130.8 | 
    805.0 | 
    462.7 | 
    181.3 | 
    14.4 | 
    3.9 | 
    5.9 | 
    94.6 | 
    413.5 | 
    766.9 | 
    1160.7 | 
    
          
      | Cooling Degree Days | 
      °F | 
    0.0 | 
    0.0 | 
    1.9 | 
    3.8 | 
    55.7 | 
    192.7 | 
    304.5 | 
    235.3 | 
    105.0 | 
    12.1 | 
    0.3 | 
    0.0 | 
    
          
      | Precipitation | 
      I | 
    1.0 | 
    1.5 | 
    2.5 | 
    4.2 | 
    5.9 | 
    5.6 | 
    4.4 | 
    5.8 | 
    4.6 | 
    3.5 | 
    2.2 | 
    2.0 | 
    
  
   
  
  
  
  
    Metric Units
    
      | Statistic | 
      Units | 
          Jan | 
    Feb | 
    Mar | 
    Apr | 
    May | 
    Jun | 
    Jul | 
    Aug | 
    Sep | 
    Oct | 
    Nov | 
    Dec | 
    
          
      | Maximum Temperature | 
      °C | 
    0.1 | 
    1.5 | 
    9.8 | 
    16.2 | 
    21.8 | 
    27.3 | 
    29.5 | 
    28.3 | 
    24.7 | 
    17.2 | 
    10.0 | 
    2.5 | 
    
          
      | Minimum Temperature | 
      °C | 
    -10.6 | 
    -9.7 | 
    -1.9 | 
    3.4 | 
    10.3 | 
    16.0 | 
    17.9 | 
    16.6 | 
    12.3 | 
    5.1 | 
    -1.7 | 
    -7.4 | 
    
      
      
          
      | Heating Degree Days | 
      °C | 
    712.4 | 
    610.4 | 
    429.4 | 
    239.3 | 
    82.9 | 
    -9.8 | 
    -15.6 | 
    -14.5 | 
    34.8 | 
    211.9 | 
    408.3 | 
    627.1 | 
    
          
      | Cooling Degree Days | 
      °C | 
    -17.8 | 
    -17.8 | 
    -16.7 | 
    -15.7 | 
    13.2 | 
    89.3 | 
    151.4 | 
    112.9 | 
    40.6 | 
    -11.1 | 
    -17.6 | 
    -17.8 | 
    
          
      | Precipitation | 
      M | 
    2.6 | 
    3.7 | 
    6.4 | 
    10.5 | 
    14.9 | 
    14.2 | 
    11.2 | 
    14.8 | 
    11.7 | 
    8.8 | 
    5.7 | 
    5.1 |