Fullerton Muni Ap, California
  ID: USW00003166  Latitude:  33.8719  Longitude: -117.9789
  Elevation: 96.1 feet (  29.3 meters)
  Source: NOAA Climate Normals 1991-2020
  
  
      
  
  
   
  
      
  
  
    Precipitation Total: 11.86 in., 4.67 cm.
   
  
      
  
  
   
  
      
  Monthly Data Table for Fullerton Muni Ap, California
  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 | 70.4 | 70.3 | 72.6 | 75.1 | 76.4 | 80.5 | 85.8 | 87.6 | 87.1 | 82.3 | 76.2 | 68.8 | 
          
      | Minimum Temperature | °F | 46.5 | 47.7 | 51.4 | 54.6 | 58.6 | 62.7 | 66.6 | 66.9 | 64.9 | 59.1 | 51.8 | 46.0 | 
      
      
          
      | Heating Degree Days | °F | 210.7 | 178.4 | 120.5 | 59.6 | 22.0 | 0.9 | 0.0 | 0.0 | 0.2 | 7.2 | 80.7 | 237.9 | 
          
      | Cooling Degree Days | °F | 7.5 | 10.5 | 27.4 | 55.1 | 99.5 | 198.9 | 347.1 | 379.8 | 330.1 | 183.9 | 50.7 | 2.5 | 
          
      | Precipitation | I | 2.2 | 1.8 | 1.1 | 0.5 | 0.3 | 0.0 | 0.0 | 0.0 | 0.2 | 0.4 | 0.8 | 2.4 | 
  
   
  
  
  
  
    Metric Units
    
      | Statistic | Units | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | 
          
      | Maximum Temperature | °C | 21.3 | 21.3 | 22.6 | 23.9 | 24.7 | 26.9 | 29.9 | 30.9 | 30.6 | 27.9 | 24.6 | 20.4 | 
          
      | Minimum Temperature | °C | 8.1 | 8.7 | 10.8 | 12.6 | 14.8 | 17.1 | 19.2 | 19.4 | 18.3 | 15.1 | 11.0 | 7.8 | 
      
      
          
      | Heating Degree Days | °C | 99.3 | 81.3 | 49.2 | 15.3 | -5.6 | -17.3 | -17.8 | -17.8 | -17.7 | -13.8 | 27.1 | 114.4 | 
          
      | Cooling Degree Days | °C | -13.6 | -11.9 | -2.6 | 12.8 | 37.5 | 92.7 | 175.1 | 193.2 | 165.6 | 84.4 | 10.4 | -16.4 | 
          
      | Precipitation | M | 5.6 | 4.6 | 2.8 | 1.3 | 0.8 | 0.0 | 0.1 | 0.1 | 0.4 | 0.9 | 2.1 | 6.0 |