Greenfield, Iowa
  ID: USC00133438  Latitude:  41.2942  Longitude:  -94.4456
  Elevation: 1315.9 feet ( 401.1 meters)
  Source: NOAA Climate Normals 1991-2020
  
  
      
  
  
   
  
      
  
  
    Precipitation Total: 36.53 in., 14.38 cm.
   
  
      
  
  
   
  
      
  Monthly Data Table for Greenfield, 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 | 
    30.1 | 
    32.8 | 
    48.5 | 
    60.5 | 
    71.1 | 
    81.3 | 
    84.9 | 
    82.3 | 
    75.9 | 
    62.7 | 
    49.2 | 
    34.7 | 
    
          
      | Minimum Temperature | 
      °F | 
    11.5 | 
    12.7 | 
    27.6 | 
    37.5 | 
    50.3 | 
    60.9 | 
    64.3 | 
    61.8 | 
    53.9 | 
    40.1 | 
    27.9 | 
    16.3 | 
    
      
      
          
      | Heating Degree Days | 
      °F | 
    1370.1 | 
    1182.7 | 
    837.3 | 
    483.6 | 
    188.1 | 
    14.1 | 
    3.2 | 
    8.5 | 
    101.2 | 
    429.5 | 
    793.6 | 
    1224.3 | 
    
          
      | Cooling Degree Days | 
      °F | 
    0.0 | 
    0.0 | 
    1.7 | 
    3.6 | 
    54.8 | 
    197.0 | 
    300.7 | 
    227.0 | 
    98.1 | 
    7.9 | 
    0.0 | 
    0.0 | 
    
          
      | Precipitation | 
      I | 
    0.8 | 
    1.2 | 
    2.2 | 
    3.6 | 
    5.8 | 
    5.4 | 
    3.4 | 
    6.0 | 
    4.5 | 
    3.7 | 
    1.6 | 
    2.0 | 
    
  
   
  
  
  
  
    Metric Units
    
      | Statistic | 
      Units | 
          Jan | 
    Feb | 
    Mar | 
    Apr | 
    May | 
    Jun | 
    Jul | 
    Aug | 
    Sep | 
    Oct | 
    Nov | 
    Dec | 
    
          
      | Maximum Temperature | 
      °C | 
    -1.1 | 
    0.4 | 
    9.2 | 
    15.8 | 
    21.7 | 
    27.4 | 
    29.4 | 
    27.9 | 
    24.4 | 
    17.1 | 
    9.6 | 
    1.5 | 
    
          
      | Minimum Temperature | 
      °C | 
    -11.4 | 
    -10.7 | 
    -2.4 | 
    3.1 | 
    10.2 | 
    16.1 | 
    17.9 | 
    16.6 | 
    12.2 | 
    4.5 | 
    -2.3 | 
    -8.7 | 
    
      
      
          
      | Heating Degree Days | 
      °C | 
    743.4 | 
    639.3 | 
    447.4 | 
    250.9 | 
    86.7 | 
    -9.9 | 
    -16.0 | 
    -13.1 | 
    38.4 | 
    220.8 | 
    423.1 | 
    662.4 | 
    
          
      | Cooling Degree Days | 
      °C | 
    -17.8 | 
    -17.8 | 
    -16.8 | 
    -15.8 | 
    12.7 | 
    91.7 | 
    149.3 | 
    108.3 | 
    36.7 | 
    -13.4 | 
    -17.8 | 
    -17.8 | 
    
          
      | Precipitation | 
      M | 
    2.0 | 
    3.1 | 
    5.5 | 
    9.2 | 
    14.7 | 
    13.8 | 
    8.5 | 
    15.2 | 
    11.6 | 
    9.4 | 
    4.1 | 
    5.1 |