Harlingen, Texas
  ID: USC00413943  Latitude:  26.2028  Longitude:  -97.6728
  Elevation: 38.1 feet (  11.6 meters)
  Source: NOAA Climate Normals 1991-2020
  
  
      
  
  
   
  
      
  
  
    Precipitation Total: 28.20 in., 11.1 cm.
   
  
      
  
  
   
  
      
  Monthly Data Table for Harlingen, Texas
  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 | 
    71.4 | 
    76.0 | 
    81.1 | 
    86.8 | 
    91.2 | 
    95.3 | 
    95.9 | 
    97.9 | 
    93.0 | 
    88.7 | 
    80.0 | 
    73.6 | 
    
          
      | Minimum Temperature | 
      °F | 
    50.3 | 
    54.9 | 
    60.6 | 
    66.4 | 
    71.8 | 
    75.9 | 
    77.1 | 
    77.2 | 
    74.1 | 
    66.9 | 
    58.8 | 
    52.6 | 
    
      
      
          
      | Heating Degree Days | 
      °F | 
    189.3 | 
    103.3 | 
    40.9 | 
    6.7 | 
    0.2 | 
    0.0 | 
    0.0 | 
    0.0 | 
    0.0 | 
    1.2 | 
    52.9 | 
    153.4 | 
    
          
      | Cooling Degree Days | 
      °F | 
    61.1 | 
    115.9 | 
    222.3 | 
    354.6 | 
    511.7 | 
    617.8 | 
    666.6 | 
    698.7 | 
    556.5 | 
    397.8 | 
    185.1 | 
    94.6 | 
    
          
      | Precipitation | 
      I | 
    1.4 | 
    0.8 | 
    1.5 | 
    1.6 | 
    3.3 | 
    3.3 | 
    2.8 | 
    1.9 | 
    5.5 | 
    1.8 | 
    1.8 | 
    1.5 | 
    
  
   
  
  
  
  
    Metric Units
    
      | Statistic | 
      Units | 
          Jan | 
    Feb | 
    Mar | 
    Apr | 
    May | 
    Jun | 
    Jul | 
    Aug | 
    Sep | 
    Oct | 
    Nov | 
    Dec | 
    
          
      | Maximum Temperature | 
      °C | 
    21.9 | 
    24.4 | 
    27.3 | 
    30.4 | 
    32.9 | 
    35.2 | 
    35.5 | 
    36.6 | 
    33.9 | 
    31.5 | 
    26.7 | 
    23.1 | 
    
          
      | Minimum Temperature | 
      °C | 
    10.2 | 
    12.7 | 
    15.9 | 
    19.1 | 
    22.1 | 
    24.4 | 
    25.1 | 
    25.1 | 
    23.4 | 
    19.4 | 
    14.9 | 
    11.4 | 
    
      
      
          
      | Heating Degree Days | 
      °C | 
    87.4 | 
    39.6 | 
    4.9 | 
    -14.1 | 
    -17.7 | 
    -17.8 | 
    -17.8 | 
    -17.8 | 
    -17.8 | 
    -17.1 | 
    11.6 | 
    67.4 | 
    
          
      | Cooling Degree Days | 
      °C | 
    16.2 | 
    46.6 | 
    105.7 | 
    179.2 | 
    266.5 | 
    325.4 | 
    352.6 | 
    370.4 | 
    291.4 | 
    203.2 | 
    85.1 | 
    34.8 | 
    
          
      | Precipitation | 
      M | 
    3.7 | 
    2.0 | 
    3.7 | 
    4.2 | 
    8.3 | 
    8.4 | 
    7.2 | 
    4.9 | 
    13.9 | 
    4.6 | 
    4.7 | 
    3.9 |