The Dalles, Oregon
  ID: USC00358407  Latitude:  45.6069  Longitude: -121.2047
  Elevation: 149.9 feet (  45.7 meters)
  Source: NOAA Climate Normals 1991-2020
  
  
      
  
  
   
  
      
  
  
    Precipitation Total: 13.99 in., 5.51 cm.
   
  
      
  
  
   
  
      
  Monthly Data Table for The Dalles, Oregon
  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 | 43.6 | 49.3 | 56.4 | 64.6 | 73.9 | 79.0 | 88.7 | 88.6 | 80.5 | 66.8 | 52.4 | 42.5 | 
          
      | Minimum Temperature | °F | 29.3 | 29.9 | 33.4 | 39.0 | 47.3 | 53.7 | 58.8 | 58.1 | 49.5 | 39.4 | 33.3 | 28.5 | 
      
      
          
      | Heating Degree Days | °F | 885.0 | 711.1 | 623.1 | 397.7 | 176.4 | 57.9 | 5.6 | 4.7 | 77.2 | 372.3 | 664.5 | 914.2 | 
          
      | Cooling Degree Days | °F | 0.0 | 0.0 | 0.0 | 1.8 | 39.8 | 98.5 | 276.7 | 263.3 | 77.0 | 3.6 | 0.0 | 0.0 | 
          
      | Precipitation | I | 2.4 | 1.5 | 1.4 | 1.0 | 0.8 | 0.4 | 0.2 | 0.4 | 0.6 | 1.1 | 1.9 | 3.6 | 
  
   
  
  
  
  
    Metric Units
    
      | Statistic | Units | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | 
          
      | Maximum Temperature | °C | 6.4 | 9.6 | 13.6 | 18.1 | 23.3 | 26.1 | 31.5 | 31.4 | 26.9 | 19.3 | 11.3 | 5.8 | 
          
      | Minimum Temperature | °C | -1.5 | -1.2 | 0.8 | 3.9 | 8.5 | 12.1 | 14.9 | 14.5 | 9.7 | 4.1 | 0.7 | -1.9 | 
      
      
          
      | Heating Degree Days | °C | 473.9 | 377.3 | 328.4 | 203.2 | 80.2 | 14.4 | -14.7 | -15.2 | 25.1 | 189.1 | 351.4 | 490.1 | 
          
      | Cooling Degree Days | °C | -17.8 | -17.8 | -17.8 | -16.8 | 4.3 | 36.9 | 135.9 | 128.5 | 25.0 | -15.8 | -17.8 | -17.8 | 
          
      | Precipitation | M | 6.0 | 3.7 | 3.6 | 2.4 | 2.2 | 1.1 | 0.5 | 1.1 | 1.4 | 2.8 | 4.7 | 9.1 |