Williamsburg 1E, Iowa
  ID: USC00139067  Latitude:  41.6650  Longitude:  -91.9978
  Elevation: 779.9 feet ( 237.7 meters)
  Source: NOAA Climate Normals 1991-2020
  
  
      
  
  
   
  
      
  
  
    Precipitation Total: 37.69 in., 14.84 cm.
   
  
      
  
  
   
  
      
  Monthly Data Table for Williamsburg 1E, 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 | 
    29.0 | 
    31.2 | 
    46.8 | 
    60.8 | 
    72.1 | 
    81.5 | 
    84.6 | 
    82.5 | 
    76.9 | 
    62.5 | 
    48.4 | 
    34.5 | 
    
          
      | Minimum Temperature | 
      °F | 
    11.1 | 
    11.4 | 
    26.3 | 
    36.0 | 
    49.2 | 
    59.8 | 
    63.0 | 
    59.8 | 
    51.6 | 
    38.7 | 
    27.1 | 
    16.7 | 
    
      
      
          
      | Heating Degree Days | 
      °F | 
    1393.4 | 
    1223.3 | 
    883.5 | 
    500.4 | 
    193.0 | 
    19.9 | 
    3.6 | 
    13.1 | 
    115.1 | 
    456.8 | 
    817.6 | 
    1221.3 | 
    
          
      | Cooling Degree Days | 
      °F | 
    0.0 | 
    0.0 | 
    1.4 | 
    2.5 | 
    58.1 | 
    189.3 | 
    276.3 | 
    203.7 | 
    92.5 | 
    10.4 | 
    0.0 | 
    0.0 | 
    
          
      | Precipitation | 
      I | 
    1.0 | 
    1.6 | 
    2.3 | 
    4.2 | 
    4.7 | 
    6.1 | 
    4.0 | 
    4.5 | 
    4.1 | 
    3.4 | 
    1.9 | 
    2.2 | 
    
  
   
  
  
  
  
    Metric Units
    
      | Statistic | 
      Units | 
          Jan | 
    Feb | 
    Mar | 
    Apr | 
    May | 
    Jun | 
    Jul | 
    Aug | 
    Sep | 
    Oct | 
    Nov | 
    Dec | 
    
          
      | Maximum Temperature | 
      °C | 
    -1.7 | 
    -0.4 | 
    8.2 | 
    16.0 | 
    22.3 | 
    27.5 | 
    29.2 | 
    28.1 | 
    24.9 | 
    16.9 | 
    9.1 | 
    1.4 | 
    
          
      | Minimum Temperature | 
      °C | 
    -11.6 | 
    -11.4 | 
    -3.2 | 
    2.2 | 
    9.6 | 
    15.4 | 
    17.2 | 
    15.4 | 
    10.9 | 
    3.7 | 
    -2.7 | 
    -8.5 | 
    
      
      
          
      | Heating Degree Days | 
      °C | 
    756.3 | 
    661.8 | 
    473.1 | 
    260.2 | 
    89.4 | 
    -6.7 | 
    -15.8 | 
    -10.5 | 
    46.2 | 
    236.0 | 
    436.4 | 
    660.7 | 
    
          
      | Cooling Degree Days | 
      °C | 
    -17.8 | 
    -17.8 | 
    -17.0 | 
    -16.4 | 
    14.5 | 
    87.4 | 
    135.7 | 
    95.4 | 
    33.6 | 
    -12.0 | 
    -17.8 | 
    -17.8 | 
    
          
      | Precipitation | 
      M | 
    2.6 | 
    4.0 | 
    5.8 | 
    10.7 | 
    11.9 | 
    15.6 | 
    10.1 | 
    11.3 | 
    10.4 | 
    8.5 | 
    4.9 | 
    5.5 |